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Cheap flights from Ontario (ONT) to Buffalo (BUF)

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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 Buffalo (BUF)

How to find the cheapest flight from Ontario (ONT) to Buffalo (BUF)
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How to find the cheapest flight from Ontario (ONT) to Buffalo (BUF)
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How to find the cheapest flight from Ontario (ONT) to Buffalo (BUF)
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Cheap flights from Ontario to Buffalo in April , May 2025

26 Apr - 09 May $ 685.00
ONT
Ontario
Alaska Airlines
2 STOPS
BUF
Buffalo
BUF
Buffalo
Alaska Airlines
2 STOPS
ONT
Ontario
Pick dates
17 Apr - 14 May $ 1,938.00
ONT
Ontario
Alaska Airlines
2 STOPS
BUF
Buffalo
BUF
Buffalo
Alaska Airlines
2 STOPS
ONT
Ontario
Pick dates
17 Apr - 14 May $ 2,268.00
ONT
Ontario
Alaska Airlines
2 STOPS
BUF
Buffalo
BUF
Buffalo
Alaska Airlines
2 STOPS
ONT
Ontario
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Last minute flights from Ontario to Buffalo

26 Apr - 30 Apr $ 844.00
ONT
Ontario
Alaska Airlines
2 STOPS
BUF
Buffalo
BUF
Buffalo
Alaska Airlines
2 STOPS
ONT
Ontario
Pick dates
23 Apr - 30 Apr $ 860.00
ONT
Ontario
Alaska Airlines
2 STOPS
BUF
Buffalo
BUF
Buffalo
Alaska Airlines
2 STOPS
ONT
Ontario
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One-way flights to Buffalo from Ontario

6:39 PM - 7:25 AM
United Airlines
2 Stops
12h 33m
ONT - BUF
$ 378
Kiwi
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5:00 AM - 10:23 PM
United Airlines
2 Stops
15h 55m
ONT - BUF
$ 390
Kiwi
Pick dates
5:00 AM - 2:12 PM
United Airlines
2 Stops
8h 55m
ONT - BUF
$ 430
Kiwi
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How to find the cheapest flight from Ontario (ONT) to Buffalo (BUF)

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