
Most accurate provider | Justfly.com 3 stars |
|---|---|
Most trusted provider | Justfly.com 3 stars |
Round-trip from | $355 (CheapOair) |
One-way from | $140 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $517 |
Good round-trip deal | $418 or less |
Good one-way deal | $433 or less |
Fly from
Fly to
Route
Depart
Return
Price
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Sat 2/14
5:23 pm-11:02 pm
1 stop8h 39m
San Diego
Mon 2/23
6:15 am-5:56 pm
1 stop8h 41m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Sat 2/21
12:29 pm-6:16 pm
1 stop8h 47m
San Diego
Wed 2/25
7:20 am-11:44 pm
2 stops13h 24m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Sat 1/17
6:00 am-10:33 am
1 stop7h 33m
San Diego
Sat 1/24
7:00 am-11:13 pm
2 stops13h 13m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Sun 1/18
6:15 am-1:48 pm
1 stop10h 33m
San Diego
Sat 1/24
7:00 am-11:13 pm
2 stops13h 13m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Tue 1/27
5:40 am-12:55 pm
1 stop10h 15m
San Diego
Mon 2/2
6:55 pm-8:50 am
2 stops10h 55m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Mon 2/9
5:00 am-11:10 am
1 stop9h 10m
San Diego
Wed 2/11
9:40 am-10:00 pm
2 stops9h 20m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Thu 2/19
12:16 pm-6:51 pm
1 stop9h 35m
San Diego
Mon 2/23
6:45 pm-8:50 am
2 stops11h 05m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Thu 2/19
6:10 am-1:58 pm
1 stop10h 48m
San Diego
Tue 2/24
7:20 am-11:13 pm
2 stops12h 53m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Mon 2/2
5:17 pm-10:31 pm
1 stop8h 14m
San Diego
Mon 2/9
6:55 pm-8:50 am
2 stops10h 55m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Mon 3/2
5:25 pm-11:02 pm
1 stop8h 37m
San Diego
Thu 3/12
7:30 pm-8:50 am
2 stops10h 20m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star |
To ensure you get the cheapest price possible for a flight from Philadelphia to San Diego, you should look to book at least 30 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, November is the cheapest month in which you can book a flight from Philadelphia to San Diego (average of $72). Flying from Philadelphia to San Diego in July is currently the most expensive (average of $168). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
A simple way to save on the total cost of your ticket is to fly from Philadelphia to San Diego at noon. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight in the morning.
Travelers seeking maximum savings on their Philadelphia to San Diego flight should consider departing on Monday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Las Vegas (LAS) – chosen by Cheapflights users on 60% of 1-stop itineraries from Philadelphia to San Diego on Cheapflights.
Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $276.
Flights via Nashville (BNA) have the shortest average one-way travel time for 1-stop routes: 7h 25m.
Flights via Nashville (BNA) offer the fastest connection on this route, with an average layover time of 0h 58m.
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Walter,Aug 2025
OAK - SAN
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Walter,Aug 2025
OAK - SAN
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Walter,Aug 2025
OAK - SAN
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Walter,Aug 2025
OAK - SAN
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Walter,Aug 2025
OAK - SAN
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Walter,Aug 2025
OAK - SAN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$143 | Average$238 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$146 | Average$237 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$157 | Average$352 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$230 | Average$340 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$287 | Average$470 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$302 | Average$475 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$313 | Average$442 | FlexibilityNo cancel fee | On-time71% |