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Cheap flights from Knoxville (TYS) to Jacksonville (JAX)

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How to find the cheapest flight from Knoxville (TYS) to Jacksonville (JAX)

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

30 Sep - 29 Oct $ 463.00
TYS
Knoxville
Allegiant Air
2 STOPS
JAX
Jacksonville
JAX
Jacksonville
Allegiant Air
DIRECT
TYS
Knoxville
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30 Sep - 18 Oct $ 467.00
TYS
Knoxville
Allegiant Air
2 STOPS
JAX
Jacksonville
JAX
Jacksonville
Allegiant Air
DIRECT
TYS
Knoxville
Pick dates
30 Sep - 22 Oct $ 485.00
TYS
Knoxville
Allegiant Air
2 STOPS
JAX
Jacksonville
JAX
Jacksonville
Allegiant Air
DIRECT
TYS
Knoxville
Pick dates

Last minute flights from Knoxville to Jacksonville

30 Sep - 01 Oct $ 1,064.00
TYS
Knoxville
Allegiant Air
1 STOPS
JAX
Jacksonville
JAX
Jacksonville
Allegiant Air
2 STOPS
TYS
Knoxville
Pick dates
30 Sep - 02 Oct $ 1,394.00
TYS
Knoxville
Allegiant Air
1 STOPS
JAX
Jacksonville
JAX
Jacksonville
Allegiant Air
2 STOPS
TYS
Knoxville
Pick dates
30 Sep - 01 Oct $ 1,622.00
TYS
Knoxville
Allegiant Air
1 STOPS
JAX
Jacksonville
JAX
Jacksonville
Allegiant Air
2 STOPS
TYS
Knoxville
Pick dates

One-way flights to Jacksonville from Knoxville

10:28 AM - 7:50 AM
Frontier Airlines
2 Stops
24h 49m
TYS - JAX
$ 410
Kiwi
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1:55 PM - 3:35 PM
United Airlines
1 Stops
5h 14m
TYS - JAX
$ 718
Kiwi
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1:55 PM - 6:05 PM
United Airlines
1 Stops
7h 52m
TYS - JAX
$ 718
Kiwi
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How to find the cheapest flight from Knoxville (TYS) to Jacksonville (JAX)

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