$371 Cheap Alaska Airlines flights Pittsburgh (PIT) to Ontario (ONT)

View $371 flight on Sat, Mar 14, 2026Opens in a new window

$371 Cheap Alaska Airlines flights Pittsburgh (PIT) to Ontario (ONT)

Prices were available within the past 7 days and start at $371 for one-way flights and $639 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Mar 14 - Mon, Mar 30
PIT
Pittsburgh
ONT
Ontario
$639 Roundtrip, found 1 day ago
$639
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Mar 14 from Pittsburgh to Ontario, returning Mon, Mar 30, priced at $639 found 1 day ago

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

August is typically the cheapest month to fly

From $213 - $702 per traveler.
Flights from Pittsburgh (PIT) to Ontario (ONT)
Origin airport
Pittsburgh Intl.
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
American Airlines, Frontier Airlines, Southwest Airlines
Popular airline
American Airlines
Distance
3334 km