Philadelphia to San Diego

PHLSAN

Fly from Philadelphia to San Diego starting at USD 127 with Frontier Airlines.Best fare available on Nov 14, 2026.Limited seats. Better plans. Book before it's gone.

Philadelphia to San Diego cheapest flights this week

30 Sept
Southwest Airlines
06:00PHL
13:35SAN
1 StopUSD 266VIEW DEAL
1 Oct
Frontier Airlines
20:44PHL
12:41SAN
1 StopUSD 137VIEW DEAL
2 Oct
Allegiant Air
18:42PHL
18:58SAN
2 StopUSD 262VIEW DEAL
29 Oct
Frontier Airlines
12:43PHL
11:19SAN
2 StopUSD 158VIEW DEAL
1 Nov
Allegiant Air
12:12PHL
18:41SAN
2 StopUSD 187VIEW DEAL
14 Nov
Frontier Airlines
07:42PHL
14:52SAN
1 StopUSD 164VIEW DEAL
14 Nov
Frontier Airlines
08:39PHL
02:57SAN
2 StopUSD 127VIEW DEAL
20 Dec
Southwest Airlines
05:25PHL
13:20SAN
1 StopUSD 288VIEW DEAL
1 Jan
Southwest Airlines
14:45PHL
01:05SAN
1 StopUSD 212VIEW DEAL
16 Jan
Alaska Airlines
17:56PHL
12:52SAN
1 StopUSD 187VIEW DEAL

Philadelphia to San Diego monthly flight fare trend

Sep
from USD 266
Oct
from USD 137
Nov
from USD 127
Dec
from USD 288
Jan
from USD 187
Feb
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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