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Cheap flights from Ontario (ONT) to Pittsburgh (PIT)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Ontario (ONT) to Pittsburgh (PIT)

How to find the cheapest flight from Ontario (ONT) to Pittsburgh (PIT)
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How to find the cheapest flight from Ontario (ONT) to Pittsburgh (PIT)
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How to find the cheapest flight from Ontario (ONT) to Pittsburgh (PIT)
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Cheap flights from Ontario to Pittsburgh in April , May 2026

28 Apr - 24 May $ 416.00
ONT
Ontario
Alaska Airlines
1 STOPS
PIT
Pittsburgh
PIT
Pittsburgh
Alaska Airlines
1 STOPS
ONT
Ontario
Pick dates
14 Apr - 02 May $ 805.00
ONT
Ontario
Alaska Airlines
1 STOPS
PIT
Pittsburgh
PIT
Pittsburgh
Alaska Airlines
1 STOPS
ONT
Ontario
Pick dates
14 Apr - 06 May $ 836.00
ONT
Ontario
Alaska Airlines
1 STOPS
PIT
Pittsburgh
PIT
Pittsburgh
Alaska Airlines
2 STOPS
ONT
Ontario
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Last minute flights from Ontario to Pittsburgh

26 Apr - 30 Apr $ 563.00
ONT
Ontario
United Airlines
1 STOPS
PIT
Pittsburgh
PIT
Pittsburgh
United Airlines
1 STOPS
ONT
Ontario
Pick dates
14 Apr - 01 May $ 795.00
ONT
Ontario
Alaska Airlines
1 STOPS
PIT
Pittsburgh
PIT
Pittsburgh
Alaska Airlines
1 STOPS
ONT
Ontario
Pick dates
14 Apr - 30 Apr $ 925.00
ONT
Ontario
Alaska Airlines
1 STOPS
PIT
Pittsburgh
PIT
Pittsburgh
Alaska Airlines
2 STOPS
ONT
Ontario
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One-way flights to Pittsburgh from Ontario

6:00 AM - 10:30 AM
Alaska Airlines
1 Stops
9h 21m
ONT - PIT
$ 178
Kiwi
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5:10 AM - 9:46 PM
United Airlines
2 Stops
15h 16m
ONT - PIT
$ 463
Kiwi
Pick dates
1:34 PM - 5:37 PM
United Airlines
1 Stops
6h 16m
ONT - PIT
$ 479
Kiwi
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How to find the cheapest flight from Ontario (ONT) to Pittsburgh (PIT)

Related info for your journey
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How to find the cheapest flight from Ontario (ONT) to Pittsburgh (PIT)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Ontario (ONT) to Pittsburgh (PIT)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.