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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 March , April 2026

24 Mar - 01 Apr $ 269.00
PHL
Philadelphia
Hawaiian Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Hawaiian Airlines
1 STOPS
PHL
Philadelphia
Pick dates
01 Mar - 18 Apr $ 550.00
PHL
Philadelphia
United Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
United Airlines
1 STOPS
PHL
Philadelphia
Pick dates
01 Mar - 18 Apr $ 550.00
PHL
Philadelphia
United Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
United Airlines
1 STOPS
PHL
Philadelphia
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Last minute flights from Philadelphia to San Diego

24 Mar - 31 Mar $ 344.00
PHL
Philadelphia
Hawaiian Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Hawaiian Airlines
1 STOPS
PHL
Philadelphia
Pick dates
07 Mar - 31 Mar $ 601.00
PHL
Philadelphia
United Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
United Airlines
1 STOPS
PHL
Philadelphia
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02 Mar - 31 Mar $ 856.00
PHL
Philadelphia
Alaska Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
PHL
Philadelphia
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One-way flights to San Diego from Philadelphia

7:25 AM - 1:00 PM
Hawaiian Airlines
1 Stops
11h 21m
PHL - SAN
$ 136
Kiwi
Pick dates
6:30 AM - 8:47 AM
United Airlines
1 Stops
8h 8m
PHL - SAN
$ 521
Kiwi
Pick dates
5:10 PM - 7:55 PM
United Airlines
1 Stops
8h 30m
PHL - SAN
$ 521
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.