
Most accurate provider | Justfly.com 3 stars |
|---|---|
Most trusted provider | Justfly.com 3 stars |
Round-trip from | $341 (Delta) |
One-way from | $105 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $504 |
Good round-trip deal | $414 or less |
Good one-way deal | $238 or less |
Fly from
Fly to
Route
Depart
Return
Price
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Thu 1/8
3:43 pm-3:04 pm
1 stop26h 21m
San Diego
Mon 1/12
4:10 pm-11:30 pm
1 stop28h 20m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Tue 1/20
5:00 pm-9:40 am
1 stop19h 40m
San Diego
Fri 1/23
6:55 pm-11:30 pm
1 stop25h 35m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Fri 2/27
6:20 pm-2:10 pm
2 stops22h 50m
San Diego
Fri 3/6
8:26 pm-5:20 pm
1 stop17h 54m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Thu 1/29
7:06 pm-2:11 pm
2 stops22h 05m
San Diego
Mon 2/2
7:03 pm-6:03 pm
1 stop20h 00m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Fri 1/9
3:43 pm-9:20 am
1 stop20h 37m
San Diego
Mon 1/12
4:10 pm-11:30 pm
1 stop28h 20m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Tue 1/6
12:11 pm-7:39 pm
1 stop10h 28m
San Diego
Wed 1/14
5:35 pm-8:50 am
2 stops12h 15m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Tue 1/20
5:17 pm-10:31 pm
1 stop8h 14m
San Diego
Mon 1/26
6:55 pm-9:50 am
2 stops11h 55m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Fri 1/9
1:50 pm-8:50 pm
2 stops10h 00m
San Diego
Thu 1/15
8:00 am-8:50 pm
2 stops9h 50m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Wed 12/17
6:35 am-12:40 pm
1 stop9h 05m
San Diego
Mon 1/12
10:05 am-8:20 pm
1 stop7h 15m
PhiladelphiaSan Diego
PHL - SAN
PHLSAN
Philadelphia
Mon 1/26
10:10 am-9:40 am
1 stop26h 30m
San Diego
Thu 1/29
6:55 pm-11:30 pm
1 stop25h 35m
| 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, December is the cheapest month in which you can book a flight from Philadelphia to San Diego (average of $84). 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.
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Crew
Food
Comfort
Entertainment
Overall
Reviews
Walter,Aug 2025
OAK - SAN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$140 | Average$235 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$147 | Average$240 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$157 | Average$298 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$158 | Average$435 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$230 | Average$338 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$251 | Average$467 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$313 | Average$444 | FlexibilityNo cancel fee | On-time71% |