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

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0 Children (2~11)
0 Infants (0~2)
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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 April , May 2026

30 Apr - 10 May $ 65.00
TYS
Knoxville
Allegiant Air
DIRECT
JAX
Jacksonville
JAX
Jacksonville
Allegiant Air
DIRECT
TYS
Knoxville
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12 Apr - 10 May $ 73.00
TYS
Knoxville
Allegiant Air
DIRECT
JAX
Jacksonville
JAX
Jacksonville
Allegiant Air
DIRECT
TYS
Knoxville
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05 Apr - 10 May $ 122.00
TYS
Knoxville
Allegiant Air
DIRECT
JAX
Jacksonville
JAX
Jacksonville
Allegiant Air
DIRECT
TYS
Knoxville
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Last minute flights from Knoxville to Jacksonville

30 Apr - 30 Apr $ 82.00
TYS
Knoxville
Allegiant Air
DIRECT
JAX
Jacksonville
JAX
Jacksonville
Allegiant Air
DIRECT
TYS
Knoxville
Pick dates
12 Apr - 30 Apr $ 90.00
TYS
Knoxville
Allegiant Air
DIRECT
JAX
Jacksonville
JAX
Jacksonville
Allegiant Air
DIRECT
TYS
Knoxville
Pick dates
05 Apr - 30 Apr $ 139.00
TYS
Knoxville
Allegiant Air
DIRECT
JAX
Jacksonville
JAX
Jacksonville
Allegiant Air
DIRECT
TYS
Knoxville
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One-way flights to Jacksonville from Knoxville

12:37 PM - 12:37 PM
Allegiant Air
0 Stops
1h 22m
TYS - JAX
$ 31
Kiwi
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12:37 PM - 12:37 PM
Allegiant Air
0 Stops
1h 22m
TYS - JAX
$ 39
Kiwi
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8:20 AM - 8:20 AM
Allegiant Air
0 Stops
1h 20m
TYS - JAX
$ 88
Kiwi
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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)
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.