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Cheap flights from St Louis (STL) to Buffalo (BUF)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from St Louis (STL) to Buffalo (BUF)

How to find the cheapest flight from St Louis (STL) to Buffalo (BUF)
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How to find the cheapest flight from St Louis (STL) to Buffalo (BUF)
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How to find the cheapest flight from St Louis (STL) to Buffalo (BUF)
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Cheap flights from St Louis to Buffalo in October , November 2026

31 Oct - 07 Nov $ 644.00
STL
St Louis
United Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
United Airlines
1 STOPS
STL
St Louis
Pick dates
28 Oct - 03 Nov $ 644.00
STL
St Louis
United Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
United Airlines
1 STOPS
STL
St Louis
Pick dates
28 Oct - 03 Nov $ 645.00
STL
St Louis
United Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
United Airlines
1 STOPS
STL
St Louis
Pick dates

Last minute flights from St Louis to Buffalo

24 Oct - 31 Oct $ 673.00
STL
St Louis
United Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
United Airlines
1 STOPS
STL
St Louis
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28 Oct - 01 Nov $ 753.00
STL
St Louis
Frontier Airlines
3 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
2 STOPS
STL
St Louis
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28 Oct - 01 Nov $ 759.00
STL
St Louis
Frontier Airlines
3 STOPS
BUF
Buffalo
BUF
Buffalo
Frontier Airlines
2 STOPS
STL
St Louis
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One-way flights to Buffalo from St Louis

7:30 AM - 10:29 AM
United Airlines
1 Stops
4h 46m
STL - BUF
$ 329
Kiwi
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11:35 AM - 2:00 PM
United Airlines
1 Stops
4h 8m
STL - BUF
$ 334
Kiwi
Pick dates
11:35 AM - 2:00 PM
United Airlines
1 Stops
4h 8m
STL - BUF
$ 381
Kiwi
Pick dates

How to find the cheapest flight from St Louis (STL) to Buffalo (BUF)

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