2,000+ travel companies
2,000+ travel companies
Scan to get our free app
Use our app to get live travel updates and book mobile tickets for trains, buses, flights, and ferries.
App Store
4.942K ratings
Google Play
4.6136K reviews
Chicago, IL - San Francisco, CACompare American Airlines, frontier airlines, Alaska Airlines, United
$134
4h 46m
4 a day
Power plugs
Wifi
1 carry-on bag (22 x 14 x 9 inches) and 1 personal item (18 x 14 x 8 inches) included in most fares
Checked bags fees vary by route. First checked bag typically $30, second $40 on domestic flights
Accessibility
Wifi
Seat reservation: Main Cabin seats selection starts at $9-12. Preferred seats $20-40. Main Cabin Extra $20-100+
Toilets
USB plugs
Quiet zone
Pets: Small dogs and cats allowed in cabin for $125 fee. Must be in approved carrier under seat. Service animals allowed.
Food sold onboard
Luggage included: 1 carry-on bag (22 x 14 x 9 inches) and 1 personal item (18 x 14 x 8 inches) included in most fares
Luggage storage
Additional luggage: Checked bags fees vary by route. First checked bag typically $30, second $40 on domestic flights
Cancellation Policy: Basic Economy tickets cannot be changed or refunded. Other fares allow changes with fee, refunds subject to fare rules.
American Airlines is one of the largest airlines in the world, connecting travelers to hundreds of destinations across the United States, Latin America, Europe, Asia, and beyond. Operating from major hubs such as Dallas/Fort Worth, Miami, and Charlotte, American offers a wide range of travel options. Passengers can choose from Economy with affordable fares, Premium Economy with extra space, or Business and First Class featuring flat-bed seats, premium dining, and lounge access. With a modern fleet and membership in the oneworld alliance, American Airlines combines global reach with comfort and reliability.
$82
6h 47m
4 a day
Power plugs
Wifi
Personal item (18 x 14 x 8 inches) included
Checked bag fees start at $79 per bag
Accessibility
Wifi
Seat reservation: Standard seats from $17, Stretch seats from $35, Exit row from $45
Toilets
USB plugs
Quiet zone
Pets: Pets in cabin only, $99 fee each way, limited to dogs and cats
Food sold onboard
Luggage included: Personal item (18 x 14 x 8 inches) included
Luggage storage
Additional luggage: Checked bag fees start at $79 per bag
Cancellation Policy: Non-refundable tickets, changes permitted for fee starting at $79 plus fare difference
Frontier Airlines is a major American ultra-low-cost carrier headquartered in Denver, Colorado, operating flights to over 120 destinations across the United States, Caribbean, Mexico, and Central America. Known for its "Low Fares Done Right" philosophy, Frontier focuses on offering affordable travel by allowing passengers to choose and pay only for the services they need, such as seat selection or baggage. The airline is also recognized for its commitment to fuel efficiency, claiming to be "America's greenest airline" due to its modern, lightweight aircraft and operational practices. A distinctive feature of Frontier is the animal featured on the tail of each aircraft, highlighting North American wildlife.
$335
7h 24m
34 a day
Power plugs
Wifi
1 carry-on bag (22 x 14 x 9) and 1 personal item included
Checked bags fees start at $30 for first bag, $40 for second bag
Accessibility
Wifi
Seat reservation: Seat selection fees vary from $0-$100 depending on seat location and fare class
Toilets
USB plugs
Quiet zone
Pets: Pets allowed in cabin and cargo hold. Service animals welcome. Fees apply for pets in cabin ($100)
Food sold onboard
Luggage included: 1 carry-on bag (22 x 14 x 9) and 1 personal item included
Luggage storage
Additional luggage: Checked bags fees start at $30 for first bag, $40 for second bag
Cancellation Policy: Saver fares are non-refundable. Main and First Class fares are refundable with fee, depending on fare type and elite status
Alaska Airlines, headquartered in SeaTac, Washington, is a major U.S. airline and the fifth-largest in North America by scheduled passengers carried as of 2024. Along with its regional partners, Horizon Air and SkyWest Airlines, Alaska Airlines operates a route network primarily connecting cities along the West Coast of the United States, including Alaska and Hawaii, to over 100 destinations in the contiguous U.S., the Bahamas, Belize, Canada, Costa Rica, Guatemala, and Mexico. The airline is a member of the Oneworld alliance, offering passengers access to a broad global network. Alaska Airlines is known for its customer service and loyalty program, Mileage Plan, and offers First Class, Premium Class, and Main Cabin seating options. The airline's primary hub is Seattle-Tacoma International Airport. In 2024, its parent company, Alaska Air Group, acquired Hawaiian Airlines.
$479
4h 50m
39 a day
Power plugs
Wifi
Carry-on baggage allowance is 7kg total (2 pieces max. ) for both Choice and Flex fares on United Airlines and Virgin Australia flights.
Excess baggage fees apply for additional checked luggage beyond the standard allowance.
Accessibility
Wifi
Seat reservation: Seat selection may incur additional fees, depending on the fare type and airline.
Toilets
USB plugs
Quiet zone
Pets: United Airlines and Virgin Australia allow pets onboard, subject to specific policies and fees.
Food sold onboard: Meals and snacks are included on international flights operated by United Airlines and Virgin Australia.
Luggage included: Carry-on baggage allowance is 7kg total (2 pieces max. ) for both Choice and Flex fares on United Airlines and Virgin Australia flights.
Luggage storage: Both airlines provide checked baggage services for storing luggage during flights.
Additional luggage: Excess baggage fees apply for additional checked luggage beyond the standard allowance.
Cancellation Policy: Cancellation fees apply per person, per booking, with specific fees for different fare types.
Check in: Check-in procedures vary by airline and destination; online check-in is available for most flights.
United Airlines, established in 1926, is a major U.S. airline headquartered in Chicago, Illinois. Operating an extensive domestic and international network, United serves more destinations than any other airline, connecting travelers across six continents. The airline's eight hubs include Chicago–O'Hare, Denver, Houston–Intercontinental, Los Angeles, Newark, San Francisco, Washington–Dulles, and Guam. As a founding member of the Star Alliance, United offers a comprehensive range of services, including regional flights through United Express, catering to both leisure and business travelers. The airline is committed to sustainability, investing in sustainable aviation fuel and innovative technologies to reduce its environmental impact.
Journey information
Overview: Chicago, IL to San Francisco, CA flight
USAUSA
Flights from Chicago, IL to San Francisco, CA depart on average 61 times per day, taking around 5h 11m. Cheap flight tickets for this journey start at $82 (€65) if you book in advance.
There are 10 flights per day. The earliest flight runs at 00:08, the last at 23:58. The fastest flight covers the 1853 miles (2983 km) distance in 4h 46m. May is the cheapest month to fly.
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Distance 1853 miles (2983 km) |
Average flight duration 5h 11m |
Cheapest ticket price $82 (€65) |
Flights per day 61 |
Direct flights 10 |
Fastest flight 4h 46m |
First flight 12:08 AM |
Last flight 11:58 PM |
Cheapest Month May |
Cheapest Day Mon |
High Season Jan - Mar |
Low Season Apr - Jun |
Busiest Day Wed |
Least Busy Day Fri |
Best time to book 7 days |
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
The cheapest and fastest flights from Chicago, IL to San Francisco, CA
Showing times and prices for Apr 19
Cheapest price
$212
Average price
$633
Fastest journey
4 h 42 m
Average duration
4 h 50 m
Flights per day
124
Distance
2983 km
Cheap tickets
The best way to find a cheap flight ticket from Chicago, IL to San Francisco, CA is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Chicago, IL to San Francisco, CA will cost around $633 if you buy it on the day, but the cheapest tickets can be found for only $212.
Fast flights
Of the 124 flights that leave Chicago, IL for San Francisco, CA onSun, Apr 19, 18 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Sun, Apr 19 the direct flights cover the 2983 km distance in an average of 4 h 50 m but if you time it right, some flights will get you there in just 4 h 42 m .
On Sun, Apr 19 the longest flights will take 4 h 53 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
F91483 · F9109310:50 AM24h23O'Hare International Airport9:13 AMSan Francisco International Airport$2121One-way1 transfer- F92145 · F944018:58 PM17h19O'Hare International Airport12:17 PMSan Francisco International Airport$2361One-way1 transfer
- F92145 · F930198:58 PM13h00O'Hare International Airport7:58 AMSan Francisco International Airport$2361One-way1 transfer
- F92145 · F938018:58 PM21h38O'Hare International Airport4:36 PMSan Francisco International Airport$2801One-way1 transfer
AA12536:55 AM4h57O'Hare International Airport9:52 AMSan Francisco International Airport$3201One-way0 transfers
UA54310:30 AM4h42O'Hare International Airport1:12 PMSan Francisco International Airport$4211One-way0 transfers- UA214810:45 PM4h50O'Hare International Airport1:35 AMSan Francisco International Airport$3371One-way0 transfers
- UA2466:25 AM4h51O'Hare International Airport9:16 AMSan Francisco International Airport$3371One-way0 transfers
- UA21099:10 AM4h53O'Hare International Airport12:03 PMSan Francisco International Airport$3371One-way0 transfers
- UA5113:45 PM4h53O'Hare International Airport6:38 PMSan Francisco International Airport$4211One-way0 transfers
Travel Information
Compare bus, train, and flight for Chicago, IL to San Francisco, CA
Omio recommends booking the train as it is the most popular option from Chicago, IL to San Francisco, CA among Omio's users. If you are prioritising price take the flight with prices starting from $82. For those with little time consider booking a flight which can get you there in 5h 11m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.9 - 2.7kg. The ticket price range depends on the travel mode: a flight costs an average of $82, and a bus costs an average of $205.
Distance: 1853 miles (2983 km)
Compare flight with
| Flight | Most popular Train | Bus |
|---|---|---|
$353 Average price Cheapest | $432 Average price | $482 Average price |
8h 11m Average total duration Fastest 5h 11m Onboard + 3h 0m Additional time* | 54h 27m Average total duration 53h 57m Onboard + 30m Additional time* | 52h 36m Average total duration 52h 6m Onboard + 30m Additional time* |
8.9 - 17.9kg CO2 emissions | 0.9 - 2.7kg CO2 emissions Lowest | 3.0 - 7.5kg CO2 emissions |
Most popular airline |  Most popular train company |  Most popular bus company |
Direct Options | Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
Live departures
Chicago, IL to San Francisco, CA flight times
The table below shows live departures for Chicago, IL to San Francisco, CA flights for today, Saturday, April 18. You can also manually refresh the results below to see updated flight journeys.
Last updated at
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
| AA357 · AA1175 | 5:00 AM O'Hare International Airport | 8h05 | 11:05 AM San Francisco International Airport | 1 transfer | |
| AA2842 · AA2814 | 5:00 AM O'Hare International Airport | 9h16 | 12:16 PM San Francisco International Airport | 1 transfer | |
| UA1898 · UA2358 | 5:48 AM O'Hare International Airport | 8h30 | 12:18 PM San Francisco International Airport | 1 transfer | |
| F91596 · F91949 | 5:50 AM O'Hare International Airport | 13h44 | 5:34 PM San Francisco International Airport | 1 transfer | |
 AS349 · AS655 | 6:00 AM O'Hare International Airport | 10h01 | 2:01 PM San Francisco International Airport | 1 transfer | |
| AS349 · AS2054 · AS2193 | 6:00 AM O'Hare International Airport | 11h26 | 3:26 PM San Francisco International Airport | 2 transfers | |
| AS349 · AS789 · AS3493 | 6:00 AM O'Hare International Airport | 15h19 | 7:19 PM San Francisco International Airport | 2 transfers | |
| AS349 · AS738 · AS634 | 6:00 AM O'Hare International Airport | 13h18 | 5:18 PM San Francisco International Airport | 2 transfers | |
| AS349 · AS3281 · AS2112 | 6:00 AM O'Hare International Airport | 12h29 | 4:29 PM San Francisco International Airport | 2 transfers | |
| AS349 · AS696 · AS138 | 6:00 AM O'Hare International Airport | 12h25 | 4:25 PM San Francisco International Airport | 2 transfers | |
| AS349 · AS692 · AS3493 | 6:00 AM O'Hare International Airport | 15h19 | 7:19 PM San Francisco International Airport | 2 transfers | |
| AS349 · AS383 | 6:00 AM O'Hare International Airport | 18h27 | 10:27 PM San Francisco International Airport | 1 transfer | |
| AS349 · AS773 · AS3494 | 6:00 AM O'Hare International Airport | 16h11 | 8:11 PM San Francisco International Airport | 2 transfers | |
| AS349 · AS658 · AS634 | 6:00 AM O'Hare International Airport | 13h18 | 5:18 PM San Francisco International Airport | 2 transfers | |
| AS349 · AS650 · AS2061 | 6:00 AM O'Hare International Airport | 14h57 | 6:57 PM San Francisco International Airport | 2 transfers | |
| AS4739+AS5 · AS138 | 6:04 AM O'Hare International Airport | 12h21 | 4:25 PM San Francisco International Airport | 2 transfers | |
| UA246 | 6:25 AM O'Hare International Airport | 4h51 | 9:16 AM San Francisco International Airport | 0 transfersDirect | |
| AA1253 | 6:55 AM O'Hare International Airport | 4h57 | 9:52 AM San Francisco International Airport | 0 transfersDirect | |
AA3224+ AA6185 | 6:56 AM O'Hare International Airport | 8h14 | 1:10 PM San Francisco International Airport | 1 transfer | |
| AA1555 · AA2387 | 6:57 AM O'Hare International Airport | 8h18 | 1:15 PM San Francisco International Airport | 1 transfer | |
| UA2361 · UA1791 | 7:00 AM O'Hare International Airport | 7h19 | 12:19 PM San Francisco International Airport | 1 transfer | |
| UA1217 · UA1506 | 7:00 AM O'Hare International Airport | 6h25 | 11:25 AM San Francisco International Airport | 1 transfer | |
| AA695 · AA2423 | 7:04 AM O'Hare International Airport | 7h18 | 12:22 PM San Francisco International Airport | 1 transfer | |
| UA2326 · UA2019 | 7:10 AM O'Hare International Airport | 12h02 | 5:12 PM San Francisco International Airport | 1 transfer | |
| UA1116 | 7:40 AM O'Hare International Airport | 4h58 | 10:38 AM San Francisco International Airport | 0 transfersDirect | |
| AA1557 | 8:05 AM O'Hare International Airport | 4h57 | 11:02 AM San Francisco International Airport | 0 transfersDirect | |
| AA481 · AA2997 | 8:15 AM O'Hare International Airport | 8h44 | 2:59 PM San Francisco International Airport | 1 transfer | |
| AS1470 · AS2068 · AS162 | 8:20 AM O'Hare International Airport | 17h05 | 11:25 PM San Francisco International Airport | 2 transfers | |
| AS1470 · AS1456 · AS383 | 8:20 AM O'Hare International Airport | 16h07 | 10:27 PM San Francisco International Airport | 2 transfers | |
| AS1470 · AS2061 | 8:20 AM O'Hare International Airport | 12h37 | 6:57 PM San Francisco International Airport | 1 transfer | |
| AS1470 · AS3387 | 8:20 AM O'Hare International Airport | 9h30 | 3:50 PM San Francisco International Airport | 1 transfer | |
| AS1470 · AS622 · AS383 | 8:20 AM O'Hare International Airport | 16h07 | 10:27 PM San Francisco International Airport | 2 transfers | |
| AS1470 · AS291 | 8:20 AM O'Hare International Airport | 16h32 | 10:52 PM San Francisco International Airport | 1 transfer | |
| AS6754 · AS6089+AS7 | 8:21 AM O'Hare International Airport | 15h37 | 9:58 PM San Francisco International Airport | 2 transfers | |
| UA5928 · UA4733 | 8:40 AM O'Hare International Airport | 6h52 | 1:32 PM San Francisco International Airport | 1 transfer | |
| UA250 · UA1561 | 8:40 AM O'Hare International Airport | 6h35 | 1:15 PM San Francisco International Airport | 1 transfer | |
| AS6858+AS405 · AS383 | 9:05 AM O'Hare International Airport | 15h22 | 10:27 PM San Francisco International Airport | 2 transfers | |
| UA2109 | 9:10 AM O'Hare International Airport | 4h53 | 12:03 PM San Francisco International Airport | 0 transfersDirect | |
| AA2418 | 9:40 AM O'Hare International Airport | 4h58 | 12:38 PM San Francisco International Airport | 0 transfersDirect | |
| AS4571+AS3063 · AS383 | 9:40 AM O'Hare International Airport | 14h47 | 10:27 PM San Francisco International Airport | 2 transfers | |
| AS4571+AS3254 · AS2112 | 9:40 AM O'Hare International Airport | 8h49 | 4:29 PM San Francisco International Airport | 2 transfers | |
| AA1693 · AA2997 | 9:45 AM O'Hare International Airport | 7h14 | 2:59 PM San Francisco International Airport | 1 transfer | |
| AS4671+AS312 · AS383 | 9:54 AM O'Hare International Airport | 14h33 | 10:27 PM San Francisco International Airport | 2 transfers | |
| UA1862 · UA1799 | 10:12 AM O'Hare International Airport | 7h13 | 3:25 PM San Francisco International Airport | 1 transfer | |
| AA866 · AA2813 | 10:22 AM O'Hare International Airport | 7h03 | 3:25 PM San Francisco International Airport | 1 transfer | |
| UA543 | 10:30 AM O'Hare International Airport | 4h57 | 1:27 PM San Francisco International Airport | 0 transfersDirect | |
| AS6449+AS2009 · AS383 | 10:30 AM O'Hare International Airport | 13h57 | 10:27 PM San Francisco International Airport | 2 transfers | |
| AS6449+AS320 · AS383 | 10:30 AM O'Hare International Airport | 13h57 | 10:27 PM San Francisco International Airport | 2 transfers | |
| AS6449+AS2337 · AS3492 | 10:30 AM O'Hare International Airport | 13h25 | 9:55 PM San Francisco International Airport | 2 transfers | |
| AS6449+AS3210 · AS1449 | 10:30 AM O'Hare International Airport | 14h49 | 11:19 PM San Francisco International Airport | 2 transfers | |
| AS6449+AS2193 | 10:30 AM O'Hare International Airport | 6h56 | 3:26 PM San Francisco International Airport | 1 transfer | |
| UA279 · UA2066 | 10:35 AM O'Hare International Airport | 12h59 | 9:34 PM San Francisco International Airport | 1 transfer | |
| AA1120 · AA2430 | 10:41 AM O'Hare International Airport | 8h58 | 5:39 PM San Francisco International Airport | 1 transfer | |
| UA2008 · UA2620 | 10:45 AM O'Hare International Airport | 12h44 | 9:29 PM San Francisco International Airport | 1 transfer | |
| UA1620 · UA1168 | 10:45 AM O'Hare International Airport | 13h05 | 9:50 PM San Francisco International Airport | 1 transfer | |
| UA1803 · UA1812 | 10:49 AM O'Hare International Airport | 6h43 | 3:32 PM San Francisco International Airport | 1 transfer | |
| UA2616 · UA1863 | 10:50 AM O'Hare International Airport | 10h56 | 7:46 PM San Francisco International Airport | 1 transfer | |
| UA2031 · UA1799 | 10:59 AM O'Hare International Airport | 6h26 | 3:25 PM San Francisco International Airport | 1 transfer | |
| AA2805 | 11:12 AM O'Hare International Airport | 4h55 | 2:07 PM San Francisco International Airport | 0 transfersDirect | |
| AA1938 · AA2430 | 11:43 AM O'Hare International Airport | 7h56 | 5:39 PM San Francisco International Airport | 1 transfer | |
| AA2812 · AA2430 | 12:30 PM O'Hare International Airport | 7h09 | 5:39 PM San Francisco International Airport | 1 transfer | |
| AA2812 · AA2810 | 12:30 PM O'Hare International Airport | 8h45 | 7:15 PM San Francisco International Airport | 1 transfer | |
| UA1097 | 12:40 PM O'Hare International Airport | 4h55 | 3:35 PM San Francisco International Airport | 0 transfersDirect | |
| UA1448 · UA382 | 12:43 PM O'Hare International Airport | 8h15 | 6:58 PM San Francisco International Airport | 1 transfer | |
| UA1113 · UA2633 | 12:55 PM O'Hare International Airport | 6h51 | 5:46 PM San Francisco International Airport | 1 transfer | |
| UA2440 · UA2047 | 1:05 PM O'Hare International Airport | 6h33 | 5:38 PM San Francisco International Airport | 1 transfer | |
| UA1811 · UA1268 | 1:05 PM O'Hare International Airport | 11h54 | 10:59 PM San Francisco International Airport | 1 transfer | |
| UA1811 · UA2620 | 1:05 PM O'Hare International Airport | 10h24 | 9:29 PM San Francisco International Airport | 1 transfer | |
| UA622 · UA292 | 1:14 PM O'Hare International Airport | 8h48 | 8:02 PM San Francisco International Airport | 1 transfer | |
| UA1363 · UA233 | 1:18 PM O'Hare International Airport | 7h39 | 6:57 PM San Francisco International Airport | 1 transfer | |
| UA2290 · UA1609 | 1:18 PM O'Hare International Airport | 12h41 | 11:59 PM San Francisco International Airport | 1 transfer | |
| AA1666+AA6431 | 1:18 PM O'Hare International Airport | 8h02 | 7:20 PM San Francisco International Airport | 1 transfer | |
| AA2765 · AA2421 | 1:20 PM O'Hare International Airport | 7h44 | 7:04 PM San Francisco International Airport | 1 transfer | |
| UA5290 · UA4753 | 1:25 PM O'Hare International Airport | 8h40 | 8:05 PM San Francisco International Airport | 1 transfer | |
| UA674 · UA2194 | 1:55 PM O'Hare International Airport | 9h55 | 9:50 PM San Francisco International Airport | 1 transfer | |
| UA1983 · UA1341 | 2:05 PM O'Hare International Airport | 8h18 | 8:23 PM San Francisco International Airport | 1 transfer | |
| AS325 · AS526 | 2:09 PM O'Hare International Airport | 20h54 | 9:03 AM San Francisco International Airport | 1 transfer | |
| AS325 · AS278 · AS1449 | 2:09 PM O'Hare International Airport | 11h10 | 11:19 PM San Francisco International Airport | 2 transfers | |
| AS325 · AS667 · AS291 | 2:09 PM O'Hare International Airport | 10h43 | 10:52 PM San Francisco International Airport | 2 transfers | |
| AS325 · AS128 | 2:09 PM O'Hare International Airport | 24h38 | 12:47 PM San Francisco International Airport | 1 transfer | |
| UA2091 · UA1769 | 2:10 PM O'Hare International Airport | 9h16 | 9:26 PM San Francisco International Airport | 1 transfer | |
| UA1410 · UA1268 | 2:15 PM O'Hare International Airport | 10h44 | 10:59 PM San Francisco International Airport | 1 transfer | |
| UA1577 | 2:15 PM O'Hare International Airport | 4h57 | 5:12 PM San Francisco International Airport | 0 transfersDirect | |
| UA2430 · UA1575 | 2:20 PM O'Hare International Airport | 9h19 | 9:39 PM San Francisco International Airport | 1 transfer | |
| UA356 · UA2416 | 2:25 PM O'Hare International Airport | 9h20 | 9:45 PM San Francisco International Airport | 1 transfer | |
| UA2370 · UA504 | 2:30 PM O'Hare International Airport | 8h56 | 9:26 PM San Francisco International Airport | 1 transfer | |
| AA2257 · AA446 | 3:07 PM O'Hare International Airport | 8h53 | 10:00 PM San Francisco International Airport | 1 transfer | |
| AS407 · AS655 | 3:22 PM O'Hare International Airport | 24h39 | 2:01 PM San Francisco International Airport | 1 transfer | |
| AS407 · AS383 | 3:22 PM O'Hare International Airport | 9h05 | 10:27 PM San Francisco International Airport | 1 transfer | |
| AS407 · AS725 | 3:22 PM O'Hare International Airport | 19h58 | 9:20 AM San Francisco International Airport | 1 transfer | |
| UA511 | 3:45 PM O'Hare International Airport | 4h53 | 6:38 PM San Francisco International Airport | 0 transfersDirect | |
| UA576 · UA1195 | 4:00 PM O'Hare International Airport | 7h25 | 9:25 PM San Francisco International Airport | 1 transfer | |
| UA714 · UA1507 | 4:03 PM O'Hare International Airport | 8h27 | 10:30 PM San Francisco International Airport | 1 transfer | |
| AS1447 · AS3347 | 4:10 PM O'Hare International Airport | 22h06 | 12:16 PM San Francisco International Airport | 1 transfer | |
| AS1447 · AS291 | 4:10 PM O'Hare International Airport | 8h42 | 10:52 PM San Francisco International Airport | 1 transfer | |
| AS1447 · AS3463 | 4:10 PM O'Hare International Airport | 19h23 | 9:33 AM San Francisco International Airport | 1 transfer | |
| AS1447 · AS3352 | 4:10 PM O'Hare International Airport | 23h26 | 1:36 PM San Francisco International Airport | 1 transfer | |
| AS1447 · AS3387 | 4:10 PM O'Hare International Airport | 25h40 | 3:50 PM San Francisco International Airport | 1 transfer | |
| UA777 · UA1267 | 4:15 PM O'Hare International Airport | 7h20 | 9:35 PM San Francisco International Airport | 1 transfer | |
| AA2946 · AA1580 | 4:21 PM O'Hare International Airport | 8h43 | 11:04 PM San Francisco International Airport | 1 transfer | |
| AA2364+AA6209 | 4:30 PM O'Hare International Airport | 8h19 | 10:49 PM San Francisco International Airport | 1 transfer | |
| AA2988 · AA446 | 4:40 PM O'Hare International Airport | 7h20 | 10:00 PM San Francisco International Airport | 1 transfer | |
| UA4610 · UA5943 | 4:40 PM O'Hare International Airport | 7h10 | 9:50 PM San Francisco International Airport | 1 transfer | |
| AA2988 · AA2320 | 4:40 PM O'Hare International Airport | 8h29 | 11:09 PM San Francisco International Airport | 1 transfer | |
| UA1967 · UA2056 | 6:00 PM O'Hare International Airport | 6h49 | 10:49 PM San Francisco International Airport | 1 transfer | |
| UA2179 | 6:20 PM O'Hare International Airport | 5h00 | 9:20 PM San Francisco International Airport | 0 transfersDirect | |
| Sunday, April 19 | |||||
| AA1599 | 7:00 PM O'Hare International Airport | 5h00 | 10:00 PM San Francisco International Airport | 0 transfersDirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Chicago, IL to San Francisco, CA by bus, train, or flight
Compare bus, train, and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Sun
Apr 19
Apr 19
Mon
Apr 20
Apr 20
Tue
Apr 21
Apr 21
Wed
Apr 22
Apr 22
Thu
Apr 23
Apr 23
Fri
Apr 24
Apr 24
Sat
Apr 25
Apr 25
Sun
Apr 26
Apr 26
Mon
Apr 27
Apr 27
Tue
Apr 28
Apr 28
Wed
Apr 29
Apr 29
Thu
Apr 30
Apr 30
Fri
May 01
May 01
Sat
May 02
May 02
Sun
May 03
May 03
Mon
May 04
May 04
Tue
May 05
May 05
Wed
May 06
May 06
Thu
May 07
May 07
Fri
May 08
May 08
Sat
May 09
May 09
Why should you book Chicago, IL to San Francisco, CA flights with Omio?
American Airlines as well as frontier airlines, Alaska Airlines, United and more offer flights services from Chicago, IL to San Francisco, CA.
Omio is an official ticket reseller for all your travel options from Chicago, IL to San Francisco, CA.
Why book with Omio vs American Airlines?
- Compare with other providers: On Omio, you can not only buy tickets for American Airlines, but also compare tickets for the likes of frontier airlines, Alaska Airlines or United to find the best option for your trip from Chicago, IL to San Francisco, CA.
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
- Compare all your options: Omio allows you to compare American Airlines with all available travel options, which are bus, train and flight to ensure you get the best deal for traveling from Chicago, IL to San Francisco, CA.
Why book with Omio over Trip, Edreams or Skyscanner?
- Compare with other providers: On Omio, you can also compare tickets for the likes of frontier airlines, Alaska Airlines or United to find the best option for your trip from Chicago, IL to San Francisco, CA.
- Multiple modes of transport: Omio allows you to compare travel options including bus, train and flight to find the ideal travel option from Chicago, IL to San Francisco, CA.
Airlines: American Airlines, frontier airlines, Alaska Airlines, United from Chicago, IL to San Francisco, CAFind the best flights between Chicago, IL to San Francisco, CA with Omio's travel partners American Airlines, frontier airlines, Alaska Airlines, United from $82 (€65). We can find you the best deals, schedules and tickets when comparing and booking the best trip.
United
About
United Airlines, established in 1926, is a major U.S. airline headquartered in Chicago, Illinois. Operating an extensive domestic and international network, United serves more destinations than any other airline, connecting travelers across six continents. The airline's eight hubs include Chicago–O'Hare, Denver, Houston–Intercontinental, Los Angeles, Newark, San Francisco, Washington–Dulles, and Guam. As a founding member of the Star Alliance, United offers a comprehensive range of services, including regional flights through United Express, catering to both leisure and business travelers. The airline is committed to sustainability, investing in sustainable aviation fuel and innovative technologies to reduce its environmental impact.
Luggage & cancellation policy
Average Duration
4h 50m
Cheapest Price
$479 (€382)
United frequency
39 a day
Luggage included
Carry-on baggage allowance is 7kg total (2 pieces max. ) for both Choice and Flex fares on United Airlines and Virgin Australia flights.
Additional luggage
Excess baggage fees apply for additional checked luggage beyond the standard allowance.
Luggage storage
Both airlines provide checked baggage services for storing luggage during flights.
Cancellation Policy
Cancellation fees apply per person, per booking, with specific fees for different fare types.
Refund
Not applicable to flights; however, full refunds are available if flights are canceled by the airline.
Pregnant on board
Pregnant passengers are permitted to travel, with specific guidelines and medical certificates required after a certain gestational period.
Unaccompagned minor
Unaccompanied minors are permitted to travel, with specific age restrictions and services provided.
Amenities on board the airplane
Wifi
Food sold onboard
Meals and snacks are included on international flights operated by United Airlines and Virgin Australia.
Seat reservation
Seat selection may incur additional fees, depending on the fare type and airline.
Toilets
USB plugs
Accessibility
United Airlines and Virgin Australia offer services to and within Australia, providing accessible travel options for passengers with mobility needs.
Bikes
Both airlines permit bicycles onboard, with specific guidelines and fees.
Pets
United Airlines and Virgin Australia allow pets onboard, subject to specific policies and fees.
American Airlines
About
American Airlines is one of the largest airlines in the world, connecting travelers to hundreds of destinations across the United States, Latin America, Europe, Asia, and beyond. Operating from major hubs such as Dallas/Fort Worth, Miami, and Charlotte, American offers a wide range of travel options. Passengers can choose from Economy with affordable fares, Premium Economy with extra space, or Business and First Class featuring flat-bed seats, premium dining, and lounge access. With a modern fleet and membership in the oneworld alliance, American Airlines combines global reach with comfort and reliability.
Luggage & cancellation policy
Average Duration
4h 46m
Cheapest Price
$134 (€107)
American Airlines frequency
4 a day
Luggage included
1 carry-on bag (22 x 14 x 9 inches) and 1 personal item (18 x 14 x 8 inches) included in most fares
Additional luggage
Checked bags fees vary by route. First checked bag typically $30, second $40 on domestic flights
Cancellation Policy
Basic Economy tickets cannot be changed or refunded. Other fares allow changes with fee, refunds subject to fare rules.
Pregnant on board
Passengers can fly up to 36 weeks for single pregnancies, 32 weeks for multiple pregnancies. Medical certificate required within 7 days of departure if within 4 weeks of due date.
Unaccompagned minor
Children ages 5-14 can travel alone using American Airlines Unaccompanied Minor Service. Service fee is $150 each way.
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
American Airlines provides wheelchair assistance and special services for passengers with disabilities. Assistance must be requested at least 48 hours before departure.
Pets
Small dogs and cats allowed in cabin for $125 fee. Must be in approved carrier under seat. Service animals allowed.
Alaska Airlines
About
Alaska Airlines, headquartered in SeaTac, Washington, is a major U.S. airline and the fifth-largest in North America by scheduled passengers carried as of 2024. Along with its regional partners, Horizon Air and SkyWest Airlines, Alaska Airlines operates a route network primarily connecting cities along the West Coast of the United States, including Alaska and Hawaii, to over 100 destinations in the contiguous U.S., the Bahamas, Belize, Canada, Costa Rica, Guatemala, and Mexico. The airline is a member of the Oneworld alliance, offering passengers access to a broad global network. Alaska Airlines is known for its customer service and loyalty program, Mileage Plan, and offers First Class, Premium Class, and Main Cabin seating options. The airline's primary hub is Seattle-Tacoma International Airport. In 2024, its parent company, Alaska Air Group, acquired Hawaiian Airlines.
Luggage & cancellation policy
Average Duration
7h 24m
Cheapest Price
$335 (€267)
Alaska Airlines frequency
34 a day
Luggage included
1 carry-on bag (22 x 14 x 9) and 1 personal item included
Additional luggage
Checked bags fees start at $30 for first bag, $40 for second bag
Cancellation Policy
Saver fares are non-refundable. Main and First Class fares are refundable with fee, depending on fare type and elite status
Pregnant on board
Passengers can fly up to 36 weeks pregnant. After 28 weeks, medical certificate required
Unaccompagned minor
Unaccompanied minor service available for children ages 5-17. Service fee is $50 per direction on nonstop flights
Amenities on board the airplane
Wifi
USB plugs
Accessibility
Alaska Airlines provides wheelchair assistance and special services for passengers with disabilities, including meet-and-assist services and accessible seating
Pets
Pets allowed in cabin and cargo hold. Service animals welcome. Fees apply for pets in cabin ($100)
frontier airlines
About
Frontier Airlines is a major American ultra-low-cost carrier headquartered in Denver, Colorado, operating flights to over 120 destinations across the United States, Caribbean, Mexico, and Central America. Known for its "Low Fares Done Right" philosophy, Frontier focuses on offering affordable travel by allowing passengers to choose and pay only for the services they need, such as seat selection or baggage. The airline is also recognized for its commitment to fuel efficiency, claiming to be "America's greenest airline" due to its modern, lightweight aircraft and operational practices. A distinctive feature of Frontier is the animal featured on the tail of each aircraft, highlighting North American wildlife.
Luggage & cancellation policy
Average Duration
6h 47m
Cheapest Price
$82 (€65)
frontier airlines frequency
4 a day
Luggage included
Personal item (18 x 14 x 8 inches) included
Additional luggage
Checked bag fees start at $79 per bag
Cancellation Policy
Non-refundable tickets, changes permitted for fee starting at $79 plus fare difference
Pregnant on board
Pregnant women can travel up to 7 days before due date, medical certificate required after 36 weeks
Unaccompagned minor
Children ages 5-14 can travel alone for $100 fee each way, must be nonstop flight only
Amenities on board the airplane
Wifi
Accessibility
Frontier Airlines offers assistance for passengers with disabilities, including wheelchair service and boarding assistance. Passengers are encouraged to request these services in advance to ensure availability and proper arrangements.
FAQs: Chicago, IL to San Francisco, CA Flight
Find answers to the most common questions about traveling from Chicago, IL to San Francisco, CA by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at San Francisco, CA, this guide helps you travel smarter and with confidence.
Cheap plane tickets from Chicago, IL to San Francisco, CA can start from as little as $82 (€65) when you book in advance. The average flight ticket price for Chicago, IL to San Francisco, CA is $353 (€281) ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by plane from Chicago, IL to San Francisco, CA is 4h 46m to travel the 1853 miles (2983 km) long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest flight from Chicago, IL to San Francisco, CA leaves at 12:08 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from Chicago, IL to San Francisco, CA leaves at 11:58 PM.
Yes, there are 10 direct flights a day from Chicago, IL to San Francisco, CA with American Airlines, Alaska Airlines, United. Schedules can vary on holidays or weekends with fewer direct flights.
When taking a flight from Chicago, IL to San Francisco, CA, you can count on American Airlines, frontier airlines, Alaska Airlines, United for the best way to get you to San Francisco, CA. You can also check all possible airlines who offer a service between Chicago, IL and San Francisco, CA and compare the amenities they offer before buying a plane ticket.
Flights from Chicago, IL to San Francisco, CA generally leave from O'Hare International Airport and arrive in San Francisco International Airport.O'Hare International Airport is 1 miles (3 km) away from Chicago, IL city centre and San Francisco International Airport is 0 miles (1 km) from San Francisco, CA city centre.
The cheapest month for a flight from Chicago, IL to San Francisco, CA is May.
It's helpful to compare your options as there are 3 ways to travel between Chicago, IL and San Francisco, CA including taking a bus, train, and flight.
Since neither Chicago, IL nor San Francisco, CA are in the Schengen Area, passport requirements depend on the specific immigration rules of United States and United States. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
There is a time difference of 2 h between Chicago, IL and San Francisco, CA all year round.
The best events to attend in San Francisco, CA include:
- Fleet Week, a maritime celebration featuring the Blue Angels and naval ship tours
- Outside Lands, a major music festival showcasing top artists and local food
- Chinese New Year Parade, the largest Lunar New Year celebration outside Asia with colorful floats and performances
- Hardly Strictly Bluegrass, a free music festival in Golden Gate Park featuring a diverse lineup of bluegrass and folk artists.
Some of the most interesting sights to explore in San Francisco, CA are:
- Golden Gate Bridge, an iconic suspension bridge offering panoramic views of the San Francisco Bay
- Alcatraz Island, a historic site featuring the infamous former prison and informative audio tours
- Fisherman's Wharf, a bustling waterfront area known for seafood, shops, and sea lions
- Golden Gate Park, a large urban park with gardens, museums, and recreational activities
- Chinatown, the oldest and one of the largest Chinatowns in North America, offering vibrant culture and cuisine.
The best holidays to experience in San Francisco, CA include:
- Thanksgiving, mild weather and a festive atmosphere with family gatherings
- Christmas, beautiful decorations and holiday spirit throughout the city
- Memorial Day, the start of summer with outdoor activities and parades
- Labor Day, a long weekend perfect for enjoying the city's parks and beaches.
The best things to do in San Francisco, CA include:
- Ride a cable car through the steep streets of San Francisco for a classic city experience
- Explore the vibrant murals and street art in the Mission District
- Visit the Exploratorium, an interactive science museum perfect for all ages
- Take a scenic walk along the Embarcadero, offering views of the Bay Bridge and access to the Ferry Building Marketplace
- Enjoy a wine tasting tour in nearby Napa Valley, a short drive from the city.
The best season to visit San Francisco, CA is Spring or Fall. The best weather to explore San Francisco, CA is during April-June or September-November.
We recommend using the train as it is the most popular way to get from Chicago, IL to San Francisco, CA among Omio's users.
For domestic flights we recommend to arrive 1.5 to 2 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.
The currency used in the United States is the US Dollar (USD). For travelers, using cards is generally more convenient and widely accepted, especially credit and debit cards, while cash is useful for small purchases or places that do not accept cards.
In San Francisco, travelers should be cautious of pickpocketing and petty theft, especially in crowded areas like Fisherman's Wharf and Union Square. Common scams include distraction techniques used by groups to steal wallets and fake charity solicitations. It's advisable to avoid poorly lit or isolated areas at night and be wary of unofficial taxi services to ensure safety.
Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.
popular airports
Popular airports from Chicago, IL to San Francisco, CA
Chicago
San Francisco
The major airport for departures in Chicago is O'Hare International Airport. Find all the information you need to know about services, amenities and connections at O'Hare International Airport for your trip from Chicago to San Francisco.
Amenities at airport
Wifi
Shopping
Parking
Dining
ATM
Taxis
Accessibility
WC
Hotel
Shower
Lounge
Lost and Found Office
Car Rentalinformation
Distance to city center
3 km
Car connection
I-190, Exit 1Wifi
- Free Wi-Fi available throughout the airport.
Shopping
- Shops are located in all terminals, including duty-free and brands like Hudson and MAC Cosmetics.
Parking
- Parking available with options including hourly, daily, and economy lots, approximately 2.85€ ($3) per hour.
Dining
- Restaurants are located in all terminals, offering a variety of cuisines including American and intertiol. Top options include Tortas Frontera and Publican Tavern.
Taxis
- Available outside the terminal.
Accessibility
- Elevators, ramps, toilets
WC
- Available throughout the airport.
Hotel
- Hotels such as Hilton Chicago O'Hare are located on airport grounds, with others like the Hyatt Regency nearby.
Shower
- Showers are available in some lounges, such as the United Club, but access may require a fee or membership.
Lounge
- Lounges available, including United Club and American Airlines Admirals Club.
Lost and Found Office
- Lost and Found located in terminal 1, near the baggage claim area.
Car Rental
- Car rental services are available at the Multi-Modal Facility, with companies like Hertz and Avis.
Public transit options for O'Hare International Airport
- CTA Blue Line, O'Hare Station, 45 minutes to city center
The major airport for arrivals in San Francisco is San Francisco International Airport. Find all the information you need to know about services, amenities and connections at San Francisco International Airport for your journey to San Francisco from Chicago.
Amenities at airport
WifiShoppingParkingATMTaxisAccessibilityWCShowerLoungeLost and Found Officeinformation
Distance to city center
1 kmCar connection
US-101, exit 423AWifi
- Free Wi-Fi available throughout the airport.
Shopping
- Shops are located in all terminals, including DFS Duty-Free and Burberry.
Parking
- Parking available in the Domestic and International Garages, approximately 1.9€ ($2) per 15 minutes.
Taxis
- Available outside the terminal.
Accessibility
- Elevators, ramps, toilets.
WC
- Available throughout the airport.
Shower
- Yes
Lounge
- Lounges available, including the United Club and Delta Sky Club.
Lost and Found Office
- Located in the main hall of the Domestic Terminal.
Public transit options for San Francisco International Airport
- Buses: SamTrans 292, 397, 398, KX
- Metro: BART Yellow Line
More options for your journey from Chicago, IL to San Francisco, CA
Here are some other resources that might have the information you need
Most popular flights to and from San Francisco, CA and Chicago, IL
HomeFlightsFlights in USAFlight Schedules to San Francisco, CAChicago, IL to San Francisco, CA Flights
The Omio App Makes Travel Planning Easy
We’ll get you where you want to go. From live train updates to mobile tickets, our innovative app is the ideal way to plan and keep track of your travel.
