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

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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 - 10 Oct $ 162.00
SAT
San Antonio
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
Pick dates
18 Sep - 10 Oct $ 243.00
SAT
San Antonio
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
Pick dates
16 Sep - 09 Oct $ 284.00
SAT
San Antonio
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
Pick dates

Last minute flights from San Antonio to Denver

29 Sep - 30 Sep $ 173.00
SAT
San Antonio
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
Pick dates
18 Sep - 30 Sep $ 243.00
SAT
San Antonio
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SAT
San Antonio
Pick dates
16 Sep - 30 Sep $ 288.00
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

8:20 PM - 8:20 PM
Frontier Airlines
0 Stops
2h 29m
SAT - DEN
$ 85
Kiwi
Pick dates
12:39 PM - 2:42 PM
Frontier Airlines
1 Stops
6h 15m
SAT - DEN
$ 159
Kiwi
Pick dates
1:45 PM - 1:45 PM
United Airlines
0 Stops
2h 18m
SAT - DEN
$ 445
Kiwi
Pick dates

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.