- Must visit
Art Institute Of Chicago
One of the premier art museums in the US, known for Impressionist masterpieces, modern works, and the iconic bronze lions at its entrance.
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: Ontario, CA to Chicago, IL flight
USAUSA
Take a flight from Ontario, CA to Chicago, IL and enjoy the approximately 1710 miles (2753 km) long journey. Find schedules and pricing options for a convenient and affordable trip.
There are 15 flights per day. The earliest flight runs at 00:02, the last at 23:57. January 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
Train from $977 (€800)
Distance 1710 miles (2753 km) |
Average flight duration 4h 6m |
Flights per day 103 |
Direct flights 15 |
First flight 12:02 AM |
Last flight 11:57 PM |
Cheapest Month Jan |
Cheapest Day Sun |
High Season Apr - Jun |
Low Season Oct - Dec |
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
Train from $977 (€800)
Travel Information
Compare train for Ontario, CA to Chicago, IL
Omio recommends booking the train as it is the most popular option from Ontario, CA to Chicago, IL among Omio's users. If you are prioritising price take the train with prices starting from $977. For those with little time consider booking a train which can get you there in 60h 48m. The ticket price range depends on the travel mode: a train costs an average of $977, and a train costs an average of $977.
Distance: 1710 miles (2753 km)
Compare train with
Most popular Train | Driving |
|---|---|
$977 Average price Cheapest | $399 Average price (fuel + tolls) |
61h 18m Average total duration Fastest 60h 48m Onboard + 30m Additional time* | 28h 34m Average total duration (door-to-door) |
 Most popular train company | Your own car or car rental |
Direct Options | Direct Options |
The cheapest way to travel from Ontario, CA to Chicago, IL is a train with an average price of $977 (€800).
The fastest way to travel from Ontario, CA to Chicago, IL is by flight with an average journey time of 4h 6m.
Other travel options to Chicago, IL take longer:
Bus takes on average 53h 45m.
Train takes on average 60h 48m.
Yes, you can take a train between Ontario, CA and Chicago, IL.
We recommend using the flight as it is the most popular way to get from Ontario, CA to Chicago, IL among Omio's users.
Compare prices and tickets Ontario, CA to Chicago, IL by train
Compare train 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
Jun 21
Jun 21
Mon
Jun 22
Jun 22
Tue
Jun 23
Jun 23
Wed
Jun 24
Jun 24
Thu
Jun 25
Jun 25
Fri
Jun 26
Jun 26
Sat
Jun 27
Jun 27
Why should you book Ontario, CA to Chicago, IL flights with Omio?
Spirit Airlines operates all flights services from Ontario, CA to Chicago, IL.
Omio is an official ticket reseller for all your travel options from Ontario, CA to Chicago, IL.
Why book with Omio vs Spirit Airlines?
- 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.
Airlines: Spirit Airlines from Ontario, CA to Chicago, ILFind the best flights between Ontario, CA to Chicago, IL with Omio's travel partners Spirit Airlines from $977 (€800). We can find you the best deals, schedules and tickets when comparing and booking the best trip.
Spirit Airlines
About
Spirit Airlines is an American ultra-low-cost carrier, headquartered in Dania Beach, Florida, operating scheduled flights throughout the United States, the Caribbean, and Latin America. Known for its distinctive bright yellow planes, Spirit's business model traditionally focuses on offering low base fares by unbundling services, allowing passengers to pay only for the amenities they choose, such as baggage and seat selection. As of August 2024, Spirit is evolving its offerings, introducing new fare tiers like "Go Big," "Go Comfy," "Go Savvy," and "Go," which include various bundled perks such as wider seats, extra legroom, priority boarding, and in-flight refreshments. Spirit was the seventh largest passenger carrier in North America as of 2023.
Luggage & cancellation policy
Spirit Airlines frequency
8 a day
Luggage included
Personal item (18 x 14 x 8 inches) included
Additional luggage
Checked bags: First bag $79-89, Second bag $89-99, Additional bags $105-110
Cancellation Policy
Cancellation within 24 hours of booking is free, after that fees apply based on fare type and timing
Pregnant on board
Up to 7 days before departure with medical certificate. After 28 weeks, medical certificate required
Unaccompagned minor
Ages 5-14 can travel as unaccompanied minors for $100 fee per direction. Service not available on international flights or connecting flights
Amenities on board the airplane
Wifi
Accessibility
Spirit Airlines offers assistance for passengers with disabilities, including wheelchair services and priority boarding. Passengers are encouraged to request assistance at least 48 hours in advance to ensure availability.
Complete guide to Chicago
Things to do in Chicago
Discover the best of Chicago — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Chicago trip today.
- Must visit
Field Museum
Major natural history museum famous for Sue the T. rex, ancient cultures, and extensive science collections that appeal to both adults and children.
- Must visit
Museum Of Science And Industry
Large hands-on science museum in Hyde Park featuring a submarine, space exhibits, engineering displays, and immersive family-friendly experiences.
- Must visit
Millennium Park
The city’s signature public space, home to Cloud Gate, gardens, events, and major skyline views that define modern Chicago.
- Must visit
The Magnificent Mile
Famous stretch of Michigan Avenue lined with historic buildings, shops, hotels, and frequent first-time visitor photo stops.
- Must visit
Chicago Riverwalk
Highly popular waterfront promenade with architecture views, bridges, and one of the best urban walks in the city.
Deep-Dish Pizza
Chicago’s iconic thick-crust pizza baked in a deep pan, layered with cheese, toppings, and chunky tomato sauce. It is one of the city’s most famous comfort foods.
Chicago-Style Hot Dog
An all-beef hot dog on a poppy seed bun topped with mustard, onions, neon relish, tomato, pickle spear, sport peppers, and celery salt. It is a classic local street food.
Italian Beef Sandwich
Thinly sliced roast beef piled onto an Italian roll, often dipped in seasoned jus and topped with sweet peppers or giardiniera. It is a defining Chicago sandwich.
Gene & Georgetti
A historic old-school steakhouse serving steaks, chops, and classic Italian-American dishes in a traditional setting.
Alinea
Chicago’s internationally acclaimed fine-dining restaurant known for highly inventive tasting menus and exceptional service.
Lou Malnati's Pizzeria
A long-established Chicago favorite known for buttery deep-dish pizza and a casual, family-friendly atmosphere.
United States Dollar
Moderate for a major U.S. city: casual food is manageable, but hotels, attractions, and downtown dining can be pricey.
Average meal costs
- Budget
- USD 10-18 for fast food or casual takeout.
- Mid-range
- USD 20-40 per person at a mid-range restaurant.
- Fine dining
- USD 75+ per person before drinks and tax.
- Coffee
- USD 4-7 for a regular café coffee.
Tipping culture
Tip 18-20% in restaurants; 20%+ for great service. Tip bartenders USD 1-2 per drink, taxis about 10-15%, and hotel staff a few dollars.
FAQs: Ontario, CA to Chicago, IL Flight
Find answers to the most common questions about traveling from Ontario, CA to Chicago, IL 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 Chicago, IL, this guide helps you travel smarter and with confidence.
The earliest flight from Ontario, CA to Chicago, IL leaves at 12:02 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from Ontario, CA to Chicago, IL leaves at 11:57 PM.
Yes, there are 15 direct flights a day from Ontario, CA to Chicago, IL with Spirit Airlines. Schedules can vary on holidays or weekends with fewer direct flights.
When taking a flight from Ontario, CA to Chicago, IL, you can count on Spirit Airlines for the best way to get you to Chicago, IL. You can also check all possible airlines who offer a service between Ontario, CA and Chicago, IL and compare the amenities they offer before buying a plane ticket.
Flights from Ontario, CA to Chicago, IL generally leave from Los Angeles International Airport and arrive in O'Hare International Airport.Los Angeles International Airport is 1 miles (2 km) away from Ontario, CA city centre and O'Hare International Airport is 1 miles (3 km) from Chicago, IL city centre.
The cheapest month for a flight from Ontario, CA to Chicago, IL is January.
Yes, you can take a train between Ontario, CA and Chicago, IL.
Since neither Ontario, CA nor Chicago, IL 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 Ontario, CA and Chicago, IL all year round.
The best events to attend in Chicago, IL include:
- Chicago Air and Water Show, an exhilarating display of military and civilian aircraft performing daring maneuvers over Lake Michigan
- Lollapalooza, a massive music festival featuring top artists across multiple genres in Grant Park
- Chicago Gourmet, a premier culinary event celebrating the city's vibrant food scene with tastings, cooking demonstrations, and wine pairings.
Some of the most interesting sights to explore in Chicago, IL are:
- Millennium Park, a public park known for its modern art installations and the iconic Cloud Gate sculpture
- Art Institute of Chicago, a renowned museum housing an extensive collection of art from around the world
- Navy Pier, a popular entertainment destination featuring rides, restaurants, and lakefront views
- Willis Tower Skydeck, an observation deck offering panoramic views of the city from one of the tallest buildings in the Western Hemisphere
- Field Museum, a natural history museum with vast exhibits including the famous T. rex skeleton, Sue.
The best holidays to experience in Chicago, IL include:
- Memorial Day, the unofficial start of summer with vibrant outdoor activities and events
- Independence Day, spectacular fireworks and festive celebrations throughout the city
- Labor Day, a lively atmosphere with various festivals and pleasant weather.
The best things to do in Chicago, IL include:
- Museum of Science and Industry, an interactive museum featuring exhibits on science, technology, and industry
- Explore the vibrant neighborhoods of Chicago, such as Wicker Park and Lincoln Park, known for their unique shops and eateries
- Take a river cruise to see the city's iconic architecture from a different perspective
- Attend a live performance at the historic Chicago Theatre
- Enjoy a day at Lincoln Park Zoo, one of the oldest zoos in the U.S., offering free admission.
The best season to visit Chicago, IL is Spring or Summer. The best weather to explore Chicago, IL is during May-September.
We recommend using the flight as it is the most popular way to get from Ontario, CA to Chicago, IL 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 Chicago, IL, travelers should be cautious of pickpocketing and purse snatching, especially in crowded areas like public transit and popular tourist spots. Common scams include fake charity solicitations and distraction thefts. It is advisable to stay alert in neighborhoods outside downtown after dark and use authorized transportation services to avoid unlicensed taxi scams. Keeping valuables secure and being aware of surroundings helps mitigate these risks.
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 Ontario, CA to Chicago, IL
Most Ontario, CA to Chicago, IL flights use the Los Angeles International Airport to O'Hare International Airport airport pair. Use this guide to compare Ontario, CA and Chicago, IL airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.
Departure airports in Ontario
Arrival airports in Chicago
Which Ontario, CA airport do flights to Chicago, IL leave from?
Flights from Ontario, CA to Chicago, IL depart from Los Angeles International Airport. The airport is 1 miles (3 km) from Ontario, CA city centre at 1 World Way, Los Angeles, CA 90045, USA.
Ontario International Airport (ONT)Ontario, CA 91761, United States
City-centre transport
Getting to Ontario International Airport from Ontario city centre
Ontario International Airport is 4 km from Ontario city centre. Public transport options include:
Bus61 · 13m · $2 · every ~6 min
61 · 15m · $2 · every ~6 min
Ontario International Airport airport facilities and services
Ontario 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: Various options in terminals, including fast food and sit-down restaurants
Wi-Fi and ATMs
Free Wi-Fi available throughout the airport. ATMs are located in all terminals.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at Ontario International Airport: Parking, Taxis, WC.
Bike and car services
Available at Ontario International Airport: Car Rental.
Accessibility
Accessibility facilities are available at Ontario International Airport: Elevators, ramps.
Shops, hotels and contact
Nearby hotels include Hotels nearby, such as Ontario Airport Hotel & Conference Center..
Which Chicago, IL airport do flights from Ontario, CA arrive at?
Flights from Ontario, CA to Chicago, IL arrive at O'Hare International Airport. O'Hare International Airport is 2 miles (4 km) from Chicago, IL city centre.
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 · $6 · 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..
More options for your journey from Ontario, CA to Chicago, IL
Here are some other resources that might have the information you need
Most popular flights to and from Chicago, IL and Ontario, CA
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.
