Philadelphia to San Francisco
PHLSFO
Fly from Philadelphia to San Francisco starting at USD 167 with F9.
Best fare available on May 20, 2026.
Limited seats. Better plans. Book before it's gone.
Philadelphia to San Francisco cheapest flights this week
20 May
F9
18:46PHL
13:38SFO
3 Stop$167VIEW DEAL
24 Dec
AS
17:15PHL
02:39SFO
1 Stop$246VIEW DEAL
Philadelphia to San Francisco monthly flight fare trend
May
from USD 167
Jun
No flights
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 Francisco
San Francisco International Airport (SFO)
San Francisco, SFO
Zone
Los Angeles
Elev
13 ft
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