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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 August , September 2026

31 Aug - 22 Sep $ 180.00
SFO
San Francisco
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SFO
San Francisco
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25 Aug - 09 Sep $ 246.00
SFO
San Francisco
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SFO
San Francisco
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22 Aug - 09 Sep $ 309.00
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

31 Aug - 31 Aug $ 259.00
SFO
San Francisco
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SFO
San Francisco
Pick dates
25 Aug - 31 Aug $ 308.00
SFO
San Francisco
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SFO
San Francisco
Pick dates
26 Aug - 31 Aug $ 556.00
SFO
San Francisco
United Airlines
DIRECT
DEN
Denver
DEN
Denver
United Airlines
DIRECT
SFO
San Francisco
Pick dates

One-way flights to Denver from San Francisco

7:30 PM - 7:30 PM
Frontier Airlines
0 Stops
2h 40m
SFO - DEN
$ 130
Kiwi
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1:07 PM - 3:45 PM
Frontier Airlines
1 Stops
5h 13m
SFO - DEN
$ 179
Kiwi
Pick dates
7:30 PM - 7:30 PM
Frontier Airlines
0 Stops
2h 40m
SFO - DEN
$ 241
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.