￥18,880 Cheap Flights from Ontario Intl. Airport (ONT) to Chicago (ORD)

View ￥18,880 flight on Wed, Sep 2, 2026Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Chicago O'Hare Intl. Airport (ORD)

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Cheap Flights from Ontario Intl. Airport to Chicago (ONT-ORD)

Prices were available within the past 7 days and start at ￥18,880 for one-way flights and ￥53,170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Sep 2 - Tue, Sep 8
ONT
Ontario
ORD
Chicago
￥53,170 Roundtrip, just found
￥53,170
Roundtrip
just found
Select Delta flight, departing Wed, Sep 2 from Ontario to Chicago, returning Tue, Sep 8, priced at ￥53,170 just found
Delta
Wed, Sep 2 - Tue, Sep 8
ONT
Ontario
ORD
Chicago
￥54,740 Roundtrip, just found
￥54,740
Roundtrip
just found
Select Delta flight, departing Wed, Sep 2 from Ontario to Chicago, returning Tue, Sep 8, priced at ￥54,740 just found
Delta
Tue, Sep 1 - Tue, Sep 8
ONT
Ontario
ORD
Chicago
￥54,850 Roundtrip, found 2 days ago
￥54,850
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Sep 1 from Ontario to Chicago, returning Tue, Sep 8, priced at ￥54,850 found 2 days ago
Alaska Airlines
Tue, Sep 1 - Tue, Sep 8
ONT
Ontario
ORD
Chicago
￥55,000 Roundtrip, found 2 days ago
￥55,000
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Sep 1 from Ontario to Chicago, returning Tue, Sep 8, priced at ￥55,000 found 2 days ago
Delta
Tue, Sep 22 - Sun, Sep 27
ONT
Ontario
ORD
Chicago
￥55,500 Roundtrip, found 1 day ago
￥55,500
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Sep 22 from Ontario to Chicago, returning Sun, Sep 27, priced at ￥55,500 found 1 day ago
Delta
Tue, Sep 1 - Wed, Sep 2
ONT
Ontario
ORD
Chicago
￥55,690 Roundtrip, found 6 days ago
￥55,690
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Sep 1 from Ontario to Chicago, returning Wed, Sep 2, priced at ￥55,690 found 6 days ago
Alaska Airlines
Tue, Sep 1 - Tue, Sep 8
ONT
Ontario
ORD
Chicago
￥56,570 Roundtrip, found 2 days ago
￥56,570
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Sep 1 from Ontario to Chicago, returning Tue, Sep 8, priced at ￥56,570 found 2 days ago
American Airlines
Tue, Sep 1 - Wed, Sep 2
ONT
Ontario
ORD
Chicago
￥59,880 Roundtrip, found 6 days ago
￥59,880
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Sep 1 from Ontario to Chicago, returning Wed, Sep 2, priced at ￥59,880 found 6 days ago
Delta
Sun, May 31 - Tue, Jun 9
ONT
Ontario
ORD
Chicago
￥60,380 Roundtrip, found 4 hours ago
￥60,380
Roundtrip
found 4 hours ago
Select Delta flight, departing Sun, May 31 from Ontario to Chicago, returning Tue, Jun 9, priced at ￥60,380 found 4 hours ago
United
Wed, Sep 2 - Tue, Sep 8
ONT
Ontario
ORD
Chicago
￥62,840 Roundtrip, just found
￥62,840
Roundtrip
just found
Select United flight, departing Wed, Sep 2 from Ontario to Chicago, returning Tue, Sep 8, priced at ￥62,840 just found

Frequently asked questions

How much is a flight from Los Angeles - Ontario Intl. Airport (ONT) to O'Hare Intl. Airport (ORD)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight between ONT and ORD was ￥53,170. Great fares don't hang around forever, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Ontario Airport to ORD?
Most flights can be canceled online, but every airline has different terms and conditions. If you do decide to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Ontario Airport to O'Hare Intl. Airport (ORD) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Ontario Airport to O'Hare Intl. Airport (ORD) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from ONT to ORD?
Lasting around 6 hours and 27 minutes, the flight between Ontario Airport and O'Hare Airport is a great opportunity to do some last-minute planning. Why not use this time to read up on what to do in Chicago?
How far is the flight from ONT to O'Hare Airport?
The flight distance between ONT and O'Hare Intl. Airport (ORD) is 2,700 kilometers. Bring along a drink, some snacks and a good book to read. Keep yourself occupied and the hours will zip by.
Which airlines fly direct from Los Angeles - Ontario Intl. Airport (ONT) to O'Hare Intl. Airport (ORD)?
Unfortunately, there are no airlines that fly direct between Ontario Airport and O'Hare Airport. You'll have to book a flight with one or more stops.
Are Los Angeles - Ontario Intl. Airport (ONT) to O'Hare Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so it's no sure thing. While last-minute flight deals between Ontario Airport and ORD are possible, it also makes sense to keep track of prices well before you fly. In fact, some air carriers publish their prices up to a year ahead of the departure date. Expedia is constantly updating the biggest bargains around, so check back often and be ready to book when the fares dip.

Travel information

Origin airport
Los Angeles - Ontario Intl.
Destination airport
O'Hare Intl.
Airlines serving
Alaska Airlines, United
Roundtrip price
￥53,170
Distance
2713 km
Average flight time
7 hours 30 mins

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