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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 August , September 2026

29 Aug - 01 Sep $ 459.00
STL
St Louis
United Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
United Airlines
1 STOPS
STL
St Louis
Pick dates
29 Aug - 01 Sep $ 459.00
STL
St Louis
United Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
United Airlines
1 STOPS
STL
St Louis
Pick dates
29 Aug - 01 Sep $ 459.00
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 Aug - 31 Aug $ 607.00
STL
St Louis
United Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
United Airlines
1 STOPS
STL
St Louis
Pick dates
24 Aug - 31 Aug $ 607.00
STL
St Louis
United Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
United Airlines
1 STOPS
STL
St Louis
Pick dates
24 Aug - 31 Aug $ 607.00
STL
St Louis
United Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
United Airlines
1 STOPS
STL
St Louis
Pick dates

One-way flights to Buffalo from St Louis

3:32 PM - 6:15 PM
United Airlines
1 Stops
4h 35m
STL - BUF
$ 279
Kiwi
Pick dates
7:25 AM - 10:25 AM
United Airlines
1 Stops
4h 51m
STL - BUF
$ 290
Kiwi
Pick dates
8:00 AM - 10:25 AM
United Airlines
1 Stops
4h 16m
STL - BUF
$ 291
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.