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

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0 Children (2~11)
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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 November , December 2026

18 Nov - 15 Dec $ 558.00
ONT
Ontario
Frontier Airlines
2 STOPS
PIT
Pittsburgh
PIT
Pittsburgh
Frontier Airlines
2 STOPS
ONT
Ontario
Pick dates
18 Nov - 08 Dec $ 984.00
ONT
Ontario
Alaska Airlines
1 STOPS
PIT
Pittsburgh
PIT
Pittsburgh
Alaska Airlines
1 STOPS
ONT
Ontario
Pick dates
17 Nov - 08 Dec $ 984.00
ONT
Ontario
Alaska Airlines
1 STOPS
PIT
Pittsburgh
PIT
Pittsburgh
Alaska Airlines
1 STOPS
ONT
Ontario
Pick dates

Last minute flights from Ontario to Pittsburgh

18 Nov - 01 Dec $ 660.00
ONT
Ontario
Frontier Airlines
2 STOPS
PIT
Pittsburgh
PIT
Pittsburgh
Frontier Airlines
2 STOPS
ONT
Ontario
Pick dates
17 Nov - 01 Dec $ 1,565.00
ONT
Ontario
Alaska Airlines
1 STOPS
PIT
Pittsburgh
PIT
Pittsburgh
Alaska Airlines
1 STOPS
ONT
Ontario
Pick dates
17 Nov - 30 Nov $ 1,682.00
ONT
Ontario
Alaska Airlines
1 STOPS
PIT
Pittsburgh
PIT
Pittsburgh
Alaska Airlines
1 STOPS
ONT
Ontario
Pick dates

One-way flights to Pittsburgh from Ontario

5:07 PM - 8:30 AM
Frontier Airlines
2 Stops
14h 51m
ONT - PIT
$ 335
Kiwi
Pick dates
6:00 AM - 1:03 PM
Alaska Airlines
1 Stops
11h 36m
ONT - PIT
$ 758
Kiwi
Pick dates
6:00 AM - 1:03 PM
Alaska Airlines
1 Stops
11h 36m
ONT - PIT
$ 758
Kiwi
Pick dates

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.