Philadelphia to San Diego
PHLSAN
Fly from Philadelphia to San Diego starting at USD 162 with Southwest Airlines.
Best fare available on Jun 6, 2026.
Limited seats. Better plans. Book before it's gone.
Philadelphia to San Diego cheapest flights this week
Philadelphia to San Diego monthly flight fare trend
May
from USD 137
Jun
from USD 162
Jul
No flights
Aug
No flights
Sep
No flights
Oct
No flights
Airport Details
Origin
Philadelphia
Philadelphia International Airport (PHL)
Philadelphia, PHL
Zone
New York
Elev
36 ft
Destination
San Diego
San Diego International Airport (SAN)
San Diego, SAN
Zone
Los Angeles
Elev
17 ft
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