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Cheap flights from Denver (DEN) 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 Denver (DEN) to San Antonio (SAT)

How to find the cheapest flight from Denver (DEN) to San Antonio (SAT)
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How to find the cheapest flight from Denver (DEN) to San Antonio (SAT)
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How to find the cheapest flight from Denver (DEN) to San Antonio (SAT)
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Cheap flights from Denver to San Antonio in January , February 2026

30 Jan - 24 Feb $ 103.00
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
DIRECT
DEN
Denver
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22 Jan - 10 Feb $ 143.00
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
DIRECT
DEN
Denver
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22 Jan - 05 Feb $ 153.00
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
DIRECT
DEN
Denver
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Last minute flights from Denver to San Antonio

30 Jan - 31 Jan $ 350.00
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
1 STOPS
DEN
Denver
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21 Jan - 01 Feb $ 494.00
DEN
Denver
Hawaiian Airlines
1 STOPS
SAT
San Antonio
SAT
San Antonio
Hawaiian Airlines
1 STOPS
DEN
Denver
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22 Jan - 01 Feb $ 4,943.00
DEN
Denver
Hawaiian Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
Hawaiian Airlines
1 STOPS
DEN
Denver
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One-way flights to San Antonio from Denver

4:16 PM - 4:16 PM
Frontier Airlines
0 Stops
2h 17m
DEN - SAT
$ 74
Kiwi
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4:16 PM - 4:16 PM
Frontier Airlines
0 Stops
2h 17m
DEN - SAT
$ 99
Kiwi
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5:33 PM - 5:33 PM
United Airlines
0 Stops
2h 11m
DEN - SAT
$ 238
Kiwi
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How to find the cheapest flight from Denver (DEN) to San Antonio (SAT)

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