$171 Cheap Frontier Airlines flights Ontario (ONT) to Pittsburgh (PIT)

View $171 flight on Fri, Dec 26, 2025Opens in a new window

$171 Cheap Frontier Airlines flights Ontario (ONT) to Pittsburgh (PIT)

Prices were available within the past 7 days and start at $171 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Ontario (ONT) to Pittsburgh (PIT)

September is typically the cheapest month to fly

From $206 - $549 per traveler.
Flights from Ontario (ONT) to Pittsburgh (PIT)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Pittsburgh Intl.
Distance
3334 km
Average flight time
6 hours 10 mins