Cheap Flights from Chicago to Ontario

Prices were available within the past 7 days and starts at $64 for one-way flights and $128 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Chicago to Ontario route information

Origin Airport O'Hare Intl.
Destination Airport Los Angeles - Ontario Intl.
Airlines Serving Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, United
Flight Price $127
Distance 1,695 mi

Cheap ORD to ONT Flights