₩210,000 Cheap Flights from Ontario (ONT) to Chicago (ORD)

View ₩210,000 flight on Tue, Feb 3, 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 to Chicago (ONT-ORD)

Prices were available within the past 7 days and start at ₩210,000 for one-way flights and ₩412,400 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Sat, Jan 24 - Sat, Jan 31
ONT
Ontario
ORD
Chicago
₩412,400 Roundtrip, just found
₩412,400
Roundtrip
just found
Select Hawaiian Airlines flight, departing Sat, Jan 24 from Ontario to Chicago, returning Sat, Jan 31, priced at ₩412,400 just found
Hawaiian Airlines
Sat, Jan 24 - Sat, Jan 31
ONT
Ontario
ORD
Chicago
₩470,900 Roundtrip, just found
₩470,900
Roundtrip
just found
Select Hawaiian Airlines flight, departing Sat, Jan 24 from Ontario to Chicago, returning Sat, Jan 31, priced at ₩470,900 just found
Delta
Sat, Jan 24 - Sat, Jan 31
ONT
Ontario
ORD
Chicago
₩524,400 Roundtrip, just found
₩524,400
Roundtrip
just found
Select Delta flight, departing Sat, Jan 24 from Ontario to Chicago, returning Sat, Jan 31, priced at ₩524,400 just found
Delta
Sat, Jan 24 - Sat, Jan 31
ONT
Ontario
ORD
Chicago
₩524,700 Roundtrip, just found
₩524,700
Roundtrip
just found
Select Delta flight, departing Sat, Jan 24 from Ontario to Chicago, returning Sat, Jan 31, priced at ₩524,700 just found
Hawaiian Airlines
Thu, Mar 5 - Sun, Mar 8
ONT
Ontario
ORD
Chicago
₩531,100 Roundtrip, found 3 days ago
₩531,100
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Thu, Mar 5 from Ontario to Chicago, returning Sun, Mar 8, priced at ₩531,100 found 3 days ago
Delta
Sat, Jan 24 - Sat, Jan 31
ONT
Ontario
ORD
Chicago
₩532,600 Roundtrip, just found
₩532,600
Roundtrip
just found
Select Delta flight, departing Sat, Jan 24 from Ontario to Chicago, returning Sat, Jan 31, priced at ₩532,600 just found
Hawaiian Airlines
Thu, Mar 5 - Sun, Mar 8
ONT
Ontario
ORD
Chicago
₩539,400 Roundtrip, found 3 days ago
₩539,400
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Thu, Mar 5 from Ontario to Chicago, returning Sun, Mar 8, priced at ₩539,400 found 3 days ago
Delta
Thu, Mar 5 - Sun, Mar 8
ONT
Ontario
ORD
Chicago
₩553,400 Roundtrip, found 3 days ago
₩553,400
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Mar 5 from Ontario to Chicago, returning Sun, Mar 8, priced at ₩553,400 found 3 days ago
Hawaiian Airlines
Thu, Mar 5 - Sun, Mar 8
ONT
Ontario
ORD
Chicago
₩574,000 Roundtrip, found 3 days ago
₩574,000
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Thu, Mar 5 from Ontario to Chicago, returning Sun, Mar 8, priced at ₩574,000 found 3 days ago
Hawaiian Airlines
Thu, Mar 19 - Mon, Mar 23
ONT
Ontario
ORD
Chicago
₩642,700 Roundtrip, found 1 day ago
₩642,700
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Thu, Mar 19 from Ontario to Chicago, returning Mon, Mar 23, priced at ₩642,700 found 1 day ago

Find the cheapest month to fly from Ontario (ONT) to Chicago (ORD)

February is typically the cheapest month to fly

From ₩173,555 - ₩551,429 per traveler.

Alternative airports near Chicago

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to O'Hare Intl. ORD. Cheapest option available. Average driving time to city center is 23 minutes. Flights from ₩707,000
ORD
O'Hare Intl.
Cheapest
Average driving time to city center23 min
Flights from ₩707,000
Flights from Ontario (ONT) to Chicago (ORD)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
O'Hare Intl.
Airlines serving
Hawaiian Airlines
Roundtrip price
₩412,400
Distance
2713 km
Average flight time
11 hours 25 mins

Los Angeles to Chicago Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Los Angeles to Chicago will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Chicago.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with ONT to ORD flights that won’t make your bank account wince. Ready to temporarily leave behind Los Angeles for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to ORD with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from ONT to O'Hare Airport?
If you're planning on traveling from Los Angeles - Ontario Intl. Airport (ONT) to O'Hare Intl. Airport (ORD), round-trip flights start from ₩412,400. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don't hang about. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Los Angeles - Ontario Intl. Airport (ONT) to O'Hare Airport?
This can differ between air carriers, as each one has its own terms and conditions. Visit the Customer Service Portal, where you'll find easy instructions on how to cancel your flight online.
How do I find cheap flights from ONT to O'Hare Airport 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 ONT to O'Hare Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Los Angeles - Ontario Intl. Airport (ONT) to O'Hare Intl. Airport (ORD)?
Expect to be cruising at altitude for a while, as the flight distance from Ontario Airport to ORD is 2,700 kilometers. Create a playlist of your favorite songs before you leave home to keep yourself entertained during your trip.
Which airlines fly direct from Ontario Airport to ORD?
If you want to travel straight from ONT to O'Hare Airport, you'll have to book a flight with one or more stops. Unfortunately, there are no airlines that fly directly between these airports.
Are ONT to ORD flight tickets cheaper when they're purchased at the last minute?
Late planners can occasionally nab a bargain, with some super cheap fares from Ontario Airport to ORD showing up a few weeks before the date of departure. If you'd rather plan ahead of time, Expedia compares and updates all the best flight deals continuously — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines release prices so far in advance.
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