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Cheap flights from Knoxville (TYS) to Houston (HOU)

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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 Knoxville (TYS) to Houston (HOU)

How to find the cheapest flight from Knoxville (TYS) to Houston (HOU)
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How to find the cheapest flight from Knoxville (TYS) to Houston (HOU)
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How to find the cheapest flight from Knoxville (TYS) to Houston (HOU)
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Cheap flights from Knoxville to Houston in September , October 2026

25 Sep - 19 Oct $ 144.00
TYS
Knoxville
Allegiant Air
DIRECT
HOU
Houston
HOU
Houston
Allegiant Air
DIRECT
TYS
Knoxville
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25 Sep - 26 Oct $ 152.00
TYS
Knoxville
Allegiant Air
DIRECT
HOU
Houston
HOU
Houston
Allegiant Air
DIRECT
TYS
Knoxville
Pick dates
25 Sep - 30 Oct $ 164.00
TYS
Knoxville
Allegiant Air
DIRECT
HOU
Houston
HOU
Houston
Allegiant Air
DIRECT
TYS
Knoxville
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Last minute flights from Knoxville to Houston

25 Sep - 01 Oct $ 205.00
TYS
Knoxville
Allegiant Air
DIRECT
HOU
Houston
HOU
Houston
Allegiant Air
2 STOPS
TYS
Knoxville
Pick dates
16 Sep - 30 Sep $ 559.00
TYS
Knoxville
United Airlines
DIRECT
HOU
Houston
HOU
Houston
United Airlines
DIRECT
TYS
Knoxville
Pick dates
16 Sep - 30 Sep $ 559.00
TYS
Knoxville
United Airlines
DIRECT
HOU
Houston
HOU
Houston
United Airlines
DIRECT
TYS
Knoxville
Pick dates

One-way flights to Houston from Knoxville

1:31 PM - 1:31 PM
Allegiant Air
0 Stops
2h 20m
TYS - HOU
$ 90
Kiwi
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12:15 PM - 12:15 PM
United Airlines
0 Stops
2h 25m
TYS - HOU
$ 454
Kiwi
Pick dates
1:34 PM - 1:34 PM
United Airlines
0 Stops
2h 25m
TYS - HOU
$ 454
Kiwi
Pick dates

How to find the cheapest flight from Knoxville (TYS) to Houston (HOU)

Related info for your journey
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How to find the cheapest flight from Knoxville (TYS) to Houston (HOU)
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 Houston (HOU)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.