Flights from Ontario (ONT) to Chicago (ORD)

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Ontario to Chicago Flight Information

Find the Cheapest Flights from Ontario (ONT) to Chicago (ORD)

Work hard, travel harder! Wotif brings you the cheapest Ontario to Chicago flights, making it possible to have a five star holiday without that five star price tag. Browse and compare our top ONT to ORD routes and airport options. So, go ahead and treat yourself, your sweetheart, or the kids to an unforgettable holiday this year.

to Information

Traveling From
Los Angeles - Ontario Intl.
Origin Airport
Origin Airport IATA Code
ONT
Traveling To
O'Hare Intl.
Destination Airport
Destination Airport IATA Code
ORD
Number of Airlines Serving
Average Flight Time
hours mins
Direct Flight Time
hours mins
Flight Price
Address:
10000 West O'Hare
Chicago IL, 60666
United States
IATA code:
ORD
Longitude:
-87.904876
Latitude:
41.976912
Time zone:
America/Chicago
Address:
2900 E. Airport Drive
Ontario CA, 91761
United States
IATA code:
ONT
Longitude:
-117.601193
Latitude:
34.056001
Time zone:
America/Los_Angeles

Ontario to Chicago Flight Deals from

Considering a quick trip to Chicago, but not sure which is the best route for you? Well, you’re in luck! Wotif has done the hard work, so all you need to do is check out these flights from ONT to ORD. With heaps of cheap fares from Ontario, we guarantee you’ll be arriving to your holiday destination in style without emptying your bank account in the process.

It’s easy to book flights to Chicago from Ontario  

For a huge choice of flights, simply enter your travel dates and hit search and we’ll hunt out fantastic deals on one-way, return and multi-city airfares to Chicago from Ontario from different airlines. If you click the ‘direct flights’ box, you see flights that’ll get you to Chicago in just hour(s) and mins, too.   

Snap up great deals on flights to Chicago from Ontario 

Choose from flights a day on average, with prices starting at and rising to depending on the cabin class, travel dates, and airline carrier. And if you’re up for a last-minute getaway, you can get great deals on flights from Ontario to Chicago today!  

Find cheap airfares to Chicago from Ontario 

Here are our insider tips for bagging a flight bargain: 

  • Look for midweek flights and late night, early morning arrival and departure times
  • Check out other airports near Ontario and Chicago
  • Avoid peak season (prices tend to be lower in )
  • Be flexible with your travel dates and you can usually get cheaper options  

Reasons to book your flights to Chicago from Ontario with Wotif

Wotif is a super-easy way to find the best flight for you to Chicago. Get more bang for your buck on flight and hotel or car rental combos and download the free Wotif app to tap into exclusive deals. Book now with Wotif and have a great flight!

 

Great places to stay after flight from Ontario to Chicago

Hilton Chicago O'Hare Airport

Hilton Chicago O'Hare Airport

4 out of 5
O'Hare International Airport, Chicago, IL
The price is AU$321 per night from 28 Nov to 29 Nov
AU$321
28 Nov - 29 Nov
includes taxes & fees
Stay at this 4-star business-friendly hotel in Chicago. Enjoy 2 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
8.2/10 Very Good! (2,168 reviews)
Close to the airport for early morning flights

Reviewed on 27 Oct 2025

Hilton Chicago O'Hare Airport
Holiday Inn Chicago O'Hare – Rosemont by IHG

Holiday Inn Chicago O'Hare – Rosemont by IHG

3 out of 5
6600 Mannheim Road, building 2, Rosemont, IL
The price is AU$189 per night from 30 Nov to 1 Dec
AU$189
30 Nov - 1 Dec
includes taxes & fees
Stay at this 3-star business-friendly hotel in Rosemont. Enjoy free WiFi, breakfast (surcharge), and a free airport shuttle. Our guests praise the breakfast ...
8.8/10 Excellent! (2,515 reviews)
Got stuck in Chicago so needed a place to stay. The staff was friendly, they offer a free shuttle service, have a large restaurant on site, and everything was clean. Would recommend!

Reviewed on 27 Oct 2025

Holiday Inn Chicago O'Hare – Rosemont by IHG
Hyatt Regency O'Hare Chicago

Hyatt Regency O'Hare Chicago

4 out of 5
9300 Bryn Mawr Ave, Rosemont, IL
The price is AU$205 per night from 24 Nov to 25 Nov
AU$205
24 Nov - 25 Nov
includes taxes & fees
Book a stay at this eco-certified hotel in Rosemont. Enjoy free WiFi, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful staff ...
8.6/10 Excellent! (2,106 reviews)
I give the hotel 10 out 10, I enjoyed the stay & the breakfast was really good. I enjoyed it!

Reviewed on 27 Oct 2025

Hyatt Regency O'Hare Chicago
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

More Destinations

^Savings based on all package bookings made with Flight + Hotel on Wotif.com from , as compared to the price of the same components booked separately. Savings will vary based on origin/destination, length of trip, stay dates and selected travel supplier(s). Savings not available on all packages.