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Cheap flights from Philadelphia (PHL) 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 Philadelphia (PHL) to San Francisco (SFO)

How to find the cheapest flight from Philadelphia (PHL) to San Francisco (SFO)
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How to find the cheapest flight from Philadelphia (PHL) to San Francisco (SFO)
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How to find the cheapest flight from Philadelphia (PHL) to San Francisco (SFO)
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Cheap flights from Philadelphia to San Francisco in August , September 2026

25 Aug - 04 Sep $ 381.00
PHL
Philadelphia
Frontier Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Frontier Airlines
1 STOPS
PHL
Philadelphia
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31 Aug - 25 Sep $ 382.00
PHL
Philadelphia
Alaska Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Alaska Airlines
1 STOPS
PHL
Philadelphia
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23 Aug - 04 Sep $ 899.00
PHL
Philadelphia
Frontier Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Frontier Airlines
1 STOPS
PHL
Philadelphia
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Last minute flights from Philadelphia to San Francisco

26 Aug - 31 Aug $ 412.00
PHL
Philadelphia
Frontier Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Frontier Airlines
1 STOPS
PHL
Philadelphia
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31 Aug - 31 Aug $ 417.00
PHL
Philadelphia
Frontier Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Frontier Airlines
1 STOPS
PHL
Philadelphia
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23 Aug - 31 Aug $ 706.00
PHL
Philadelphia
United Airlines
DIRECT
SFO
San Francisco
SFO
San Francisco
United Airlines
DIRECT
PHL
Philadelphia
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One-way flights to San Francisco from Philadelphia

8:30 AM - 4:45 PM
Frontier Airlines
1 Stops
13h 33m
PHL - SFO
$ 206
Kiwi
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8:00 AM - 2:48 PM
Frontier Airlines
1 Stops
11h 36m
PHL - SFO
$ 212
Kiwi
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9:00 AM - 9:00 AM
United Airlines
0 Stops
5h 57m
PHL - SFO
$ 567
Kiwi
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How to find the cheapest flight from Philadelphia (PHL) to San Francisco (SFO)

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