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Cheap flights from Knoxville (TYS) to San Antonio (SAT)

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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 San Antonio (SAT)

How to find the cheapest flight from Knoxville (TYS) to San Antonio (SAT)
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How to find the cheapest flight from Knoxville (TYS) to San Antonio (SAT)
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How to find the cheapest flight from Knoxville (TYS) to San Antonio (SAT)
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Cheap flights from Knoxville to San Antonio in November , December 2026

19 Nov - 30 Dec $ 525.00
TYS
Knoxville
Allegiant Air
2 STOPS
SAT
San Antonio
SAT
San Antonio
Allegiant Air
1 STOPS
TYS
Knoxville
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24 Nov - 30 Dec $ 530.00
TYS
Knoxville
Allegiant Air
2 STOPS
SAT
San Antonio
SAT
San Antonio
Allegiant Air
1 STOPS
TYS
Knoxville
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19 Nov - 30 Dec $ 582.00
TYS
Knoxville
Allegiant Air
1 STOPS
SAT
San Antonio
SAT
San Antonio
Allegiant Air
1 STOPS
TYS
Knoxville
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Last minute flights from Knoxville to San Antonio

19 Nov - 01 Dec $ 707.00
TYS
Knoxville
Allegiant Air
2 STOPS
SAT
San Antonio
SAT
San Antonio
Allegiant Air
3 STOPS
TYS
Knoxville
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24 Nov - 01 Dec $ 712.00
TYS
Knoxville
Allegiant Air
2 STOPS
SAT
San Antonio
SAT
San Antonio
Allegiant Air
3 STOPS
TYS
Knoxville
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19 Nov - 01 Dec $ 763.00
TYS
Knoxville
Allegiant Air
1 STOPS
SAT
San Antonio
SAT
San Antonio
Allegiant Air
3 STOPS
TYS
Knoxville
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One-way flights to San Antonio from Knoxville

8:00 AM - 4:47 PM
Frontier Airlines
2 Stops
14h 34m
TYS - SAT
$ 298
Kiwi
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6:40 AM - 4:29 PM
Frontier Airlines
2 Stops
15h 36m
TYS - SAT
$ 303
Kiwi
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8:00 AM - 4:06 PM
Frontier Airlines
1 Stops
12h 25m
TYS - SAT
$ 354
Kiwi
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How to find the cheapest flight from Knoxville (TYS) to San Antonio (SAT)

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