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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 December 2025 , January 2026

24 Dec - 01 Jan $ 359.00
PHL
Philadelphia
Alaska Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Alaska Airlines
1 STOPS
PHL
Philadelphia
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19 Dec - 05 Jan $ 634.00
PHL
Philadelphia
Alaska Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Alaska Airlines
1 STOPS
PHL
Philadelphia
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19 Dec - 05 Jan $ 756.00
PHL
Philadelphia
Alaska Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Alaska Airlines
1 STOPS
PHL
Philadelphia
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Last minute flights from Philadelphia to San Francisco

18 Dec - 31 Dec $ 546.00
PHL
Philadelphia
United Airlines
DIRECT
SFO
San Francisco
SFO
San Francisco
United Airlines
DIRECT
PHL
Philadelphia
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19 Dec - 31 Dec $ 572.00
PHL
Philadelphia
Alaska Airlines
1 STOPS
SFO
San Francisco
SFO
San Francisco
Alaska Airlines
1 STOPS
PHL
Philadelphia
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24 Dec - 31 Dec $ 575.00
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

8:27 AM - 7:45 PM
United Airlines
1 Stops
17h 28m
PHL - SFO
$ 333
Kiwi
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7:00 AM - 11:30 AM
Alaska Airlines
1 Stops
9h 54m
PHL - SFO
$ 353
Kiwi
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6:25 PM - 6:25 PM
United Airlines
0 Stops
6h 25m
PHL - SFO
$ 481
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.