
Most accurate provider | Justfly.com 3 stars |
|---|---|
Most trusted provider | Justfly.com 3 stars |
Round-trip from | $323 (American Airlines) |
One-way from | $122 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $437 |
Good round-trip deal | $367 or less |
Good one-way deal | $208 or less |
Fly from
Fly to
Route
Depart
Return
Price
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Wed 12/17
6:30 pm-11:44 pm
1 stop8h 14m
San Diego
Wed 12/24
12:40 pm-11:17 pm
1 stop7h 37m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Tue 1/6
6:00 am-10:33 am
1 stop7h 33m
San Diego
Wed 1/14
1:29 pm-11:14 pm
1 stop6h 45m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Tue 1/13
12:11 pm-7:41 pm
1 stop10h 30m
San Diego
Tue 1/20
6:15 am-4:32 pm
1 stop7h 17m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Wed 1/7
2:31 pm-7:41 pm
1 stop8h 10m
San Diego
Wed 1/14
8:00 am-7:43 pm
1 stop8h 43m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Tue 1/20
7:06 pm-2:11 pm
2 stops22h 05m
San Diego
Fri 1/23
8:59 pm-6:03 pm
2 stops18h 04m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Sat 12/6
11:45 am-5:10 pm
1 stop8h 25m
San Diego
Sun 1/18
6:25 am-8:20 pm
1 stop10h 55m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Fri 12/5
6:54 pm-8:57 pm
1 stop29h 03m
San Diego
Wed 12/10
2:15 pm-5:46 am
1 stop12h 31m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Fri 1/23
7:06 pm-11:49 am
2 stops19h 43m
San Diego
Tue 2/3
2:20 pm-6:03 pm
1 stop24h 43m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Fri 1/9
7:00 am-4:40 pm
2 stops12h 40m
San Diego
Tue 1/13
6:50 am-11:14 pm
2 stops13h 24m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Fri 2/6
7:06 pm-10:55 am
2 stops18h 49m
San Diego
Tue 2/17
9:49 pm-5:20 pm
2 stops16h 31m
| 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*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| 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 $81). 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 15% 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.
Flights via Nashville (BNA) have the shortest average one-way travel time for 1-stop routes: 7h 25m.
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.
Entertainment
Food
Comfort
Boarding
Crew
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Entertainment
Food
Comfort
Boarding
Crew
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Entertainment
Food
Comfort
Boarding
Crew
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Entertainment
Food
Comfort
Boarding
Crew
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Entertainment
Food
Comfort
Boarding
Crew
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Entertainment
Food
Comfort
Boarding
Crew
Overall
Reviews
Walter,Aug 2025
OAK - SAN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$141 | Average$233 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$147 | Average$252 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$157 | Average$298 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$158 | Average$431 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$230 | Average$339 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$302 | Average$485 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$311 | Average$443 | FlexibilityNo cancel fee | On-time71% |