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

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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 October , November 2026

29 Oct - 10 Nov $ 413.00
TYS
Knoxville
Allegiant Air
2 STOPS
BUF
Buffalo
BUF
Buffalo
Allegiant Air
1 STOPS
TYS
Knoxville
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29 Oct - 17 Nov $ 418.00
TYS
Knoxville
Allegiant Air
2 STOPS
BUF
Buffalo
BUF
Buffalo
Allegiant Air
1 STOPS
TYS
Knoxville
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29 Oct - 25 Nov $ 431.00
TYS
Knoxville
Allegiant Air
2 STOPS
BUF
Buffalo
BUF
Buffalo
Allegiant Air
1 STOPS
TYS
Knoxville
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Last minute flights from Knoxville to Buffalo

28 Oct - 31 Oct $ 729.00
TYS
Knoxville
United Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
United Airlines
1 STOPS
TYS
Knoxville
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28 Oct - 31 Oct $ 730.00
TYS
Knoxville
United Airlines
1 STOPS
BUF
Buffalo
BUF
Buffalo
United Airlines
1 STOPS
TYS
Knoxville
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24 Oct - 31 Oct $ 743.00
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

7:45 AM - 3:05 PM
Frontier Airlines
2 Stops
10h 7m
TYS - BUF
$ 235
Kiwi
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9:45 AM - 12:50 PM
United Airlines
1 Stops
4h 35m
TYS - BUF
$ 360
Kiwi
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5:45 AM - 8:15 AM
United Airlines
1 Stops
3h 50m
TYS - BUF
$ 368
Kiwi
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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)
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.