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

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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 Denver (DEN) to San Francisco (SFO)

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

30 Sep - 29 Oct $ 294.00
DEN
Denver
Frontier Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Frontier Airlines
DIRECT
DEN
Denver
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30 Sep - 07 Oct $ 385.00
DEN
Denver
Frontier Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Frontier Airlines
DIRECT
DEN
Denver
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29 Sep - 13 Oct $ 780.00
DEN
Denver
United Airlines
DIRECT
SFO
San Francisco
SFO
San Francisco
United Airlines
DIRECT
DEN
Denver
Pick dates

Last minute flights from Denver to San Francisco

30 Sep - 01 Oct $ 454.00
DEN
Denver
Frontier Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Frontier Airlines
1 STOPS
DEN
Denver
Pick dates
29 Sep - 30 Sep $ 456.00
DEN
Denver
Frontier Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Frontier Airlines
1 STOPS
DEN
Denver
Pick dates
29 Sep - 30 Sep $ 1,013.00
DEN
Denver
United Airlines
DIRECT
SFO
San Francisco
SFO
San Francisco
United Airlines
DIRECT
DEN
Denver
Pick dates

One-way flights to San Francisco from Denver

1:05 PM - 4:30 PM
Frontier Airlines
1 Stops
6h 19m
DEN - SFO
$ 228
Kiwi
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4:11 PM - 8:22 PM
Frontier Airlines
1 Stops
7h 17m
DEN - SFO
$ 228
Kiwi
Pick dates
6:00 AM - 6:00 AM
United Airlines
0 Stops
2h 39m
DEN - SFO
$ 510
Kiwi
Pick dates

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

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