Cheap ONT to Chicago flights

Book your ONT to ORD flights with Expedia and find last-minute Ontario to Chicago airfare. Expedia offers discount airfare on multiple airline carriers that fly direct and indirect routes between ONT and ORD, with new flight deals and promotions almost daily. When you book your next trip from Ontario Intl. to O'Hare Intl. with Expedia, you can rest assured you’re getting great ticket prices and excellent service from one of the world’s most trusted travel providers.

ONT to ORD Route Map

Ontario to Chicago Flights, Stats and Airplanes

Route information for flights from Ontario Intl. to O'Hare Intl..

Destination:
Distance:
1,696.47 miles

ONT - Ontario Intl. Airlines

Browse the most popular airlines servicing the Ontario (ONT) airport. Visit their flights pages to learn more about the most popular routes these carriers fly.

ORD - O'Hare Intl. Airlines

Browse the most popular airlines servicing the Chicago (ORD) airport. Visit their flights pages to learn more about the most popular routes these carriers fly.