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
Journey information
Overview: Chicago, IL to South San Francisco, CA flight
USAUSA
Flights from Chicago, IL to South San Francisco, CA depart on average 124 times per day, taking around 6h 28m. Cheap flight tickets for this journey start at zł 776 but you can travel from only zł 622 by bus.
There are 18 flights per day. The earliest flight runs at 00:43, the last at 23:57. The fastest flight covers the 1856 miles (2987 km) distance in 4h 37m. July 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
Cheapest alternative travel mode
Bus from zł 622
Distance 1856 miles (2987 km) |
Average flight duration 6h 28m |
Cheapest ticket price zł 776 |
Flights per day 124 |
Direct flights 18 |
Fastest flight 4h 37m |
First flight 12:43 AM |
Last flight 11:57 PM |
Cheapest Month Jul |
Cheapest Day Thu |
High Season Apr - Jun |
Low Season Jul - Sep |
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
Cheapest alternative travel mode
Bus from zł 622
Frequently asked questions about your Chicago, IL to South San Francisco, CA trip
Use these quick route answers to check fares, travel time, departure options, and direct services before booking from Chicago, IL to South San Francisco, CA.
Cheap plane tickets from Chicago, IL to South San Francisco, CA can start from as little as zł 776 when you book in advance. The average flight ticket price for Chicago, IL to South San Francisco, CA is zł 2,252 ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The earliest flight from Chicago, IL to South San Francisco, CA leaves at 12:43 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from Chicago, IL to South San Francisco, CA leaves at 11:57 PM.
Yes, there are 18 direct flights a day from Chicago, IL to South San Francisco, CA with United, American Airlines. Schedules can vary on holidays or weekends with fewer direct flights.
Live departures
Chicago, IL to South San Francisco, CA flight times
The table below shows live departures for Chicago, IL to South San Francisco, CA flights for today, Sunday, November 1. You can also manually refresh the results below to see updated flight journeys.
Last updated at
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
 | 12:15 PM Chicago, IL | 26h33 | 2:48 PM South San Francisco, CA | 0 transfersDirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Why should you book Chicago, IL to South San Francisco, CA flights with Omio?
Alaska Airlines as well as United, American Airlines, frontier airlines and more offer flights services from Chicago, IL to South San Francisco, CA.
Omio is an official ticket reseller for all your travel options from Chicago, IL to South San Francisco, CA.
Why book with Omio vs Alaska Airlines?
- Compare with other providers: On Omio, you can not only buy tickets for Alaska Airlines, but also compare tickets for the likes of United, American Airlines or frontier airlines to find the best option for your trip from Chicago, IL to South 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 Alaska 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 South San Francisco, CA.
Why book with Omio over Skyscanner, Trip or Edreams?
- Compare with other providers: On Omio, you can also compare tickets for the likes of United, American Airlines or frontier airlines to find the best option for your trip from Chicago, IL to South 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 South San Francisco, CA.
Airlines: Alaska Airlines, United, American Airlines, frontier airlines from Chicago, IL to South San Francisco, CAFind the best flights between Chicago, IL to South San Francisco, CA with Omio's travel partners Alaska Airlines, United, American Airlines, frontier airlines from zł 622. 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 United Duration
4h 37m
Cheapest United Price
zł 1,157
United frequency
45 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 American Airlines Duration
4h 37m
Cheapest American Airlines Price
zł 1,046
American Airlines frequency
19 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 Alaska Airlines Duration
5h 58m
Cheapest Alaska Airlines Price
zł 816
Alaska Airlines frequency
54 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 frontier airlines Duration
5h 30m
Cheapest frontier airlines Price
zł 776
frontier airlines frequency
7 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.
Companies, tickets, and onboard amenities between Chicago, IL and South San Francisco, CA
Review the details behind your booking, from operators and ticket rules to luggage, onboard amenities, accessibility, and route-specific travel policies.
When taking a flight from Chicago, IL to South San Francisco, CA, you can count on Alaska Airlines, United, American Airlines, frontier airlines for the best way to get you to South San Francisco, CA. You can also check all possible airlines who offer a service between Chicago, IL and South San Francisco, CA and compare the amenities they offer before buying a plane ticket.
For international flights we recommend to arrive 2.5 to 3 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.
FAQs: Chicago, IL to South San Francisco, CA Flight
Find answers to the most common questions about traveling from Chicago, IL to South 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 South San Francisco, CA, this guide helps you travel smarter and with confidence.
It's helpful to compare your options as there are 3 ways to travel between Chicago, IL and South San Francisco, CA including taking a bus, train, and flight.
popular airports
Popular airports from Chicago, IL to South San Francisco, CA
Most Chicago, IL to South San Francisco, CA flights use the O'Hare International Airport to airport pair. Use this guide to compare Chicago, IL and South San Francisco, CA airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.
Departure airports in Chicago
Arrival airports in South San Francisco
Which Chicago, IL airport do flights to South San Francisco, CA leave from?
Flights from Chicago, IL to South San Francisco, CA depart from O'Hare International Airport. The airport is 2 miles (4 km) from Chicago, IL city centre at 10000 W O'Hare Ave, Chicago, IL 60666, USA.
O'Hare International Airport (ORD)10000 W O'Hare Ave, Chicago, IL 60666, USA
City-centre transport
Getting to O'Hare International Airport from Chicago city centre
O'Hare International Airport is 3 km from Chicago city centre. Public transport options include:
SubwayBlue Line · 1h 7m · zł 24 · every ~23 min
O'Hare International Airport airport facilities and services
O'Hare International Airport has practical services for this route, including Wifi, Shopping, Parking, Dining, ATM, Taxis, Accessibility, WC, Hotel, Shower, Lounge, Lost and Found Office, and Car Rental.
Food and drink
Food options include: Restaurants are located in all terminals, offering a variety of cuisines including American and intertiol. Top options include Tortas Frontera and Publican Tavern.
Wi-Fi and ATMs
Free Wi-Fi available throughout the airport. ATMs are located throughout all terminals.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at O'Hare International Airport: Parking, Taxis, WC.
Bike and car services
Available at O'Hare International Airport: Car Rental.
Accessibility
Accessibility facilities are available at O'Hare International Airport: Elevators, ramps, toilets.
Shops, hotels and contact
Nearby hotels include Hotels such as Hilton Chicago O'Hare are located on airport grounds, with others like the Hyatt Regency nearby..
Most popular flights from Chicago, IL
More options for your journey from Chicago, IL to South San Francisco, CA
Here are some other resources that might have the information you need
Most popular flights to and from South San Francisco, CA and Chicago, IL
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.
