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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 July , August 2026

30 Jul - 29 Aug $ 390.00
PHL
Philadelphia
JetBlue Airways
1 STOPS
SAN
San Diego
SAN
San Diego
JetBlue Airways
1 STOPS
PHL
Philadelphia
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30 Jul - 11 Aug $ 483.00
PHL
Philadelphia
JetBlue Airways
1 STOPS
SAN
San Diego
SAN
San Diego
JetBlue Airways
1 STOPS
PHL
Philadelphia
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29 Jul - 08 Aug $ 930.00
PHL
Philadelphia
JetBlue Airways
1 STOPS
SAN
San Diego
SAN
San Diego
JetBlue Airways
1 STOPS
PHL
Philadelphia
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Last minute flights from Philadelphia to San Diego

30 Jul - 01 Aug $ 572.00
PHL
Philadelphia
Frontier Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Frontier Airlines
2 STOPS
PHL
Philadelphia
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30 Jul - 31 Jul $ 725.00
PHL
Philadelphia
Alaska Airlines
1 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
PHL
Philadelphia
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29 Jul - 01 Aug $ 1,035.00
PHL
Philadelphia
JetBlue Airways
1 STOPS
SAN
San Diego
SAN
San Diego
JetBlue Airways
1 STOPS
PHL
Philadelphia
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One-way flights to San Diego from Philadelphia

11:06 AM - 6:50 PM
Frontier Airlines
1 Stops
12h
PHL - SAN
$ 206
Kiwi
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8:37 PM - 7:40 AM
Frontier Airlines
1 Stops
15h 28m
PHL - SAN
$ 206
Kiwi
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10:39 AM - 12:40 PM
United Airlines
1 Stops
7h 24m
PHL - SAN
$ 494
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.