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

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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 $ 225.00
PHL
Philadelphia
Frontier Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Frontier Airlines
1 STOPS
PHL
Philadelphia
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17 Jan - 11 Feb $ 853.00
PHL
Philadelphia
Hawaiian Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Hawaiian Airlines
2 STOPS
PHL
Philadelphia
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13 Jan - 11 Feb $ 898.00
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

26 Jan - 01 Feb $ 275.00
PHL
Philadelphia
Frontier Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Frontier Airlines
2 STOPS
PHL
Philadelphia
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17 Jan - 01 Feb $ 1,219.00
PHL
Philadelphia
Alaska Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Alaska Airlines
1 STOPS
PHL
Philadelphia
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13 Jan - 01 Feb $ 1,255.00
PHL
Philadelphia
Hawaiian Airlines
2 STOPS
SAN
San Diego
SAN
San Diego
Hawaiian 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
$ 133
Kiwi
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4:58 PM - 1:50 PM
Frontier Airlines
2 Stops
24h 14m
PHL - SAN
$ 321
Kiwi
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8:09 AM - 11:24 AM
United Airlines
1 Stops
7h 50m
PHL - SAN
$ 441
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.