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Cheap flights from Philadelphia (PHL) to San Diego (SAN)

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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 Diego (SAN)

How to find the cheapest flight from Philadelphia (PHL) to San Diego (SAN)
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How to find the cheapest flight from Philadelphia (PHL) to San Diego (SAN)
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How to find the cheapest flight from Philadelphia (PHL) to San Diego (SAN)
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Cheap flights from Philadelphia to San Diego in January , February 2026

26 Jan - 27 Feb $ 298.00
PHL
Philadelphia
Frontier Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Frontier Airlines
1 STOPS
PHL
Philadelphia
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22 Jan - 07 Feb $ 707.00
PHL
Philadelphia
Hawaiian Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Hawaiian Airlines
2 STOPS
PHL
Philadelphia
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22 Jan - 11 Feb $ 815.00
PHL
Philadelphia
Hawaiian Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Hawaiian Airlines
2 STOPS
PHL
Philadelphia
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Last minute flights from Philadelphia to San Diego

28 Jan - 31 Jan $ 503.00
PHL
Philadelphia
United Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
United Airlines
1 STOPS
PHL
Philadelphia
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20 Jan - 31 Jan $ 508.00
PHL
Philadelphia
United Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
United Airlines
1 STOPS
PHL
Philadelphia
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20 Jan - 31 Jan $ 508.00
PHL
Philadelphia
United Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
United Airlines
1 STOPS
PHL
Philadelphia
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One-way flights to San Diego from Philadelphia

2:28 PM - 10:29 PM
Frontier Airlines
2 Stops
12h 40m
PHL - SAN
$ 206
Kiwi
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3:43 PM - 7:10 PM
United Airlines
1 Stops
7h 59m
PHL - SAN
$ 524
Kiwi
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10:10 AM - 1:00 PM
United Airlines
1 Stops
8h 26m
PHL - SAN
$ 524
Kiwi
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How to find the cheapest flight from Philadelphia (PHL) to San Diego (SAN)

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