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

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0 Children (2~11)
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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 June , July 2026

24 Jun - 01 Jul $ 184.00
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
DIRECT
DEN
Denver
Pick dates
13 Jun - 01 Jul $ 307.00
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
DIRECT
DEN
Denver
Pick dates
12 Jun - 01 Jul $ 334.00
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
DIRECT
DEN
Denver
Pick dates

Last minute flights from Denver to San Antonio

24 Jun - 30 Jun $ 199.00
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
DIRECT
DEN
Denver
Pick dates
13 Jun - 30 Jun $ 323.00
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
DIRECT
DEN
Denver
Pick dates
14 Jun - 30 Jun $ 350.00
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
Frontier Airlines
DIRECT
DEN
Denver
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One-way flights to San Antonio from Denver

3:40 PM - 3:40 PM
Frontier Airlines
0 Stops
2h 16m
DEN - SAT
$ 92
Kiwi
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3:40 PM - 3:40 PM
Frontier Airlines
0 Stops
2h 16m
DEN - SAT
$ 216
Kiwi
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9:35 AM - 9:35 AM
United Airlines
0 Stops
2h 8m
DEN - SAT
$ 434
Kiwi
Pick dates

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.