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

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from San Antonio (SAT) to Denver (DEN)

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

30 Sep - 20 Oct $ 331.00
SAT
San Antonio
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
Pick dates
30 Sep - 09 Oct $ 429.00
SAT
San Antonio
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
Pick dates
30 Sep - 09 Oct $ 475.00
SAT
San Antonio
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
Pick dates

One-way flights to Denver from San Antonio

3:19 PM - 9:45 AM
Frontier Airlines
1 Stops
22h 32m
SAT - DEN
$ 238
Kiwi
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8:20 PM - 8:20 PM
Frontier Airlines
0 Stops
2h 29m
SAT - DEN
$ 286
Kiwi
Pick dates
4:17 PM - 6:17 PM
United Airlines
1 Stops
4h 51m
SAT - DEN
$ 531
Kiwi
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How to find the cheapest flight from San Antonio (SAT) to Denver (DEN)

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