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Cheap flights from San Francisco (SFO) to Denver (DEN)

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0 Children (2~11)
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How to find the cheapest flight from San Francisco (SFO) to Denver (DEN)

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

28 Jan - 11 Feb $ 83.00
SFO
San Francisco
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SFO
San Francisco
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21 Jan - 10 Feb $ 123.00
SFO
San Francisco
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SFO
San Francisco
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21 Jan - 04 Feb $ 133.00
SFO
San Francisco
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SFO
San Francisco
Pick dates

Last minute flights from San Francisco to Denver

28 Jan - 31 Jan $ 158.00
SFO
San Francisco
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SFO
San Francisco
Pick dates
21 Jan - 31 Jan $ 183.00
SFO
San Francisco
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SFO
San Francisco
Pick dates
20 Jan - 31 Jan $ 362.00
SFO
San Francisco
United Airlines
DIRECT
DEN
Denver
DEN
Denver
United Airlines
DIRECT
SFO
San Francisco
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One-way flights to Denver from San Francisco

7:00 AM - 7:00 AM
Frontier Airlines
0 Stops
2h 36m
SFO - DEN
$ 54
Kiwi
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7:00 AM - 7:00 AM
Frontier Airlines
0 Stops
2h 36m
SFO - DEN
$ 79
Kiwi
Pick dates
7:00 AM - 7:00 AM
Frontier Airlines
0 Stops
2h 36m
SFO - DEN
$ 104
Kiwi
Pick dates

How to find the cheapest flight from San Francisco (SFO) to Denver (DEN)

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