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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 May , June 2026

27 May - 06 Jun $ 254.00
SFO
San Francisco
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SFO
San Francisco
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31 May - 06 Jun $ 274.00
SFO
San Francisco
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SFO
San Francisco
Pick dates
27 May - 06 Jun $ 293.00
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

27 May - 01 Jun $ 306.00
SFO
San Francisco
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
1 STOPS
SFO
San Francisco
Pick dates
31 May - 31 May $ 409.00
SFO
San Francisco
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
SFO
San Francisco
Pick dates
25 May - 31 May $ 692.00
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

8:44 PM - 12:29 AM
Frontier Airlines
1 Stops
5h 41m
SFO - DEN
$ 165
Kiwi
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12:52 PM - 12:52 PM
Frontier Airlines
0 Stops
2h 51m
SFO - DEN
$ 185
Kiwi
Pick dates
5:00 AM - 5:00 AM
United Airlines
0 Stops
2h 35m
SFO - DEN
$ 407
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.