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Cheap flights from Knoxville (TYS) to Buffalo (BUF)

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0 Children (2~11)
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How to find the cheapest flight from Knoxville (TYS) to Buffalo (BUF)

How to find the cheapest flight from Knoxville (TYS) to Buffalo (BUF)
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How to find the cheapest flight from Knoxville (TYS) to Buffalo (BUF)
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How to find the cheapest flight from Knoxville (TYS) to Buffalo (BUF)
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Cheap flights from Knoxville to Buffalo in June , July 2026

29 Jun - 04 Jul $ 374.00
TYS
Knoxville
Allegiant Air
2 STOPS
BUF
Buffalo
BUF
Buffalo
Allegiant Air
1 STOPS
TYS
Knoxville
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26 Jun - 04 Jul $ 380.00
TYS
Knoxville
Allegiant Air
2 STOPS
BUF
Buffalo
BUF
Buffalo
Allegiant Air
1 STOPS
TYS
Knoxville
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29 Jun - 04 Jul $ 393.00
TYS
Knoxville
Allegiant Air
1 STOPS
BUF
Buffalo
BUF
Buffalo
Allegiant Air
1 STOPS
TYS
Knoxville
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Last minute flights from Knoxville to Buffalo

26 Jun - 30 Jun $ 612.00
TYS
Knoxville
United Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
United Airlines
1 STOPS
TYS
Knoxville
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26 Jun - 30 Jun $ 612.00
TYS
Knoxville
United Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
United Airlines
1 STOPS
TYS
Knoxville
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26 Jun - 30 Jun $ 643.00
TYS
Knoxville
United Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
United Airlines
1 STOPS
TYS
Knoxville
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One-way flights to Buffalo from Knoxville

7:19 PM - 10:26 PM
United Airlines
1 Stops
4h 40m
TYS - BUF
$ 194
Kiwi
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7:19 PM - 10:26 PM
United Airlines
1 Stops
4h 39m
TYS - BUF
$ 290
Kiwi
Pick dates
5:45 AM - 8:25 AM
United Airlines
1 Stops
4h 5m
TYS - BUF
$ 336
Kiwi
Pick dates

How to find the cheapest flight from Knoxville (TYS) to Buffalo (BUF)

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How to find the cheapest flight from Knoxville (TYS) 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 Knoxville (TYS) to Buffalo (BUF)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.