$134 Cheap Frontier Airlines flights Chicago (ORD) to Ontario (ONT)

$134 Cheap Frontier Airlines flights Chicago (ORD) to Ontario (ONT)

Prices were available within the past 7 days and start at $134 for one-way flights and $248 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
Flights from Chicago (ORD) to Ontario (ONT)
Origin airport
O'Hare Intl.
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, United
Popular airline
Delta
Distance
2713 km
Average flight time
4 hours 31 mins