Philadelphia to San Francisco

PHLSFO

Fly from Philadelphia to San Francisco starting at USD 126 with Frontier Airlines.Best fare available on Sep 10, 2026.Limited seats. Better plans. Book before it's gone.

Philadelphia to San Francisco cheapest flights this week

10 Sept
Frontier Airlines
20:44PHL
14:36SFO
1 StopUSD 126VIEW DEAL
10 Sept
Frontier Airlines
12:40PHL
22:48SFO
1 StopUSD 233VIEW DEAL
11 Sept
Frontier Airlines
09:14PHL
21:20SFO
1 StopUSD 131VIEW DEAL
12 Sept
Frontier Airlines
12:40PHL
22:48SFO
1 StopUSD 153VIEW DEAL
15 Sept
Frontier Airlines
12:40PHL
23:08SFO
1 StopUSD 185VIEW DEAL
16 Sept
Frontier Airlines
20:44PHL
14:36SFO
1 StopUSD 126VIEW DEAL
17 Sept
Frontier Airlines
06:00PHL
20:40SFO
1 StopUSD 126VIEW DEAL
18 Sept
Frontier Airlines
20:44PHL
19:57SFO
1 StopUSD 137VIEW DEAL
20 Sept
Frontier Airlines
20:44PHL
14:36SFO
1 StopUSD 134VIEW DEAL
21 Sept
Frontier Airlines
09:14PHL
21:20SFO
1 StopUSD 129VIEW DEAL

Philadelphia to San Francisco monthly flight fare trend

Sep
from USD 119
Oct
from USD 127
Nov
from USD 180
Dec
from USD 246
Jan
No flights
Feb
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

Flights from Philadelphia

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