💰 Cheapest
⚡ Fastest
🕐 Earliest
Showing 25
of 156
live flights
Frontier Airlines
F9-1601
11:06
07/14/2026
PHL
Philadelphia International Airport
27h 2m
1 Stop
⏱ LAS · 23h 18m LAS Airport
14:08
07/15/2026
+1
SAN
San Diego International Airport
₹12,963
per person
Select →
✕ Non-refundable 2 fare options
Southwest Airlines
WN-3221
17:40
07/14/2026
PHL
Philadelphia International Airport
4h 20m
1 Stop
⏱ DEN · 0h 45m DEN Airport
22:00
07/14/2026
SAN
San Diego International Airport
₹17,955
per person
Select →
✕ Non-refundable 10 fare options
Southwest Airlines
WN-3226
18:40
07/14/2026
PHL
Philadelphia International Airport
4h 45m
1 Stop
⏱ MDW · 1h 0m MDW Airport
23:25
07/14/2026
SAN
San Diego International Airport
₹17,955
per person
Select →
✕ Non-refundable 9 fare options
Southwest Airlines
WN-3221
17:40
07/14/2026
PHL
Philadelphia International Airport
5h 20m
1 Stop
⏱ DEN · 1h 45m DEN Airport
23:00
07/14/2026
SAN
San Diego International Airport
₹17,955
per person
Select →
✕ Non-refundable 5 fare options
Southwest Airlines
WN-1308
05:15
07/14/2026
PHL
Philadelphia International Airport
5h 50m
1 Stop
⏱ DEN · 2h 25m DEN Airport
11:05
07/14/2026
SAN
San Diego International Airport
₹17,955
per person
Select →
✕ Non-refundable 5 fare options
Southwest Airlines
WN-3112
16:35
07/14/2026
PHL
Philadelphia International Airport
6h 50m
1 Stop
⏱ MDW · 3h 5m MDW Airport
23:25
07/14/2026
SAN
San Diego International Airport
₹17,955
per person
Select →
✕ Non-refundable 5 fare options
Southwest Airlines
WN-3216
13:50
07/14/2026
PHL
Philadelphia International Airport
7h 55m
1 Stop
⏱ BNA · 4h 35m BNA Airport
21:45
07/14/2026
SAN
San Diego International Airport
₹18,406
per person
Select →
✕ Non-refundable 🔥 Last 5 seats 5 fare options
Southwest Airlines
WN-1308
05:15
07/14/2026
PHL
Philadelphia International Airport
7h 0m
2 Stops
⏱ DEN · 1h 30m DEN Airport ⏱ PHX · 1h 20m PHX Airport
12:15
07/14/2026
SAN
San Diego International Airport
₹18,637
per person
Select →
✕ Non-refundable 5 fare options
Southwest Airlines
WN-3227
06:20
07/14/2026
PHL
Philadelphia International Airport
5h 40m
2 Stops
⏱ STL · 0h 50m STL Airport ⏱ AUS · 0h 40m AUS Airport
12:00
07/14/2026
SAN
San Diego International Airport
₹18,637
per person
Select →
✕ Non-refundable 4 fare options
Southwest Airlines
WN-1308
05:15
07/14/2026
PHL
Philadelphia International Airport
8h 30m
2 Stops
⏱ DEN · 2h 55m DEN Airport ⏱ LAS · 1h 20m LAS Airport
13:45
07/14/2026
SAN
San Diego International Airport
₹20,703
per person
Select →
✕ Non-refundable
Southwest Airlines
WN-1308
05:15
07/14/2026
PHL
Philadelphia International Airport
8h 30m
2 Stops
⏱ DEN · 2h 5m DEN Airport ⏱ LAS · 2h 15m LAS Airport
13:45
07/14/2026
SAN
San Diego International Airport
₹20,703
per person
Select →
✕ Non-refundable
Southwest Airlines
WN-1308
05:15
07/14/2026
PHL
Philadelphia International Airport
8h 45m
2 Stops
⏱ DEN · 2h 55m DEN Airport ⏱ LAS · 1h 35m LAS Airport
14:00
07/14/2026
SAN
San Diego International Airport
₹20,703
per person
Select →
✕ Non-refundable
Southwest Airlines
WN-1308
05:15
07/14/2026
PHL
Philadelphia International Airport
8h 45m
2 Stops
⏱ DEN · 2h 5m DEN Airport ⏱ LAS · 2h 30m LAS Airport
14:00
07/14/2026
SAN
San Diego International Airport
₹20,703
per person
Select →
✕ Non-refundable
Southwest Airlines
WN-1308
05:15
07/14/2026
PHL
Philadelphia International Airport
9h 35m
2 Stops
⏱ DEN · 1h 30m DEN Airport ⏱ PHX · 4h 0m PHX Airport
14:50
07/14/2026
SAN
San Diego International Airport
₹20,703
per person
Select →
✕ Non-refundable
Southwest Airlines
WN-1308
05:15
07/14/2026
PHL
Philadelphia International Airport
9h 35m
2 Stops
⏱ DEN · 2h 15m DEN Airport ⏱ PHX · 3h 15m PHX Airport
14:50
07/14/2026
SAN
San Diego International Airport
₹20,703
per person
Select →
✕ Non-refundable
Southwest Airlines
WN-1308
05:15
07/14/2026
PHL
Philadelphia International Airport
8h 30m
2 Stops
⏱ DEN · 0h 45m DEN Airport ⏱ LAS · 3h 25m LAS Airport
13:45
07/14/2026
SAN
San Diego International Airport
₹20,703
per person
Select →
✕ Non-refundable 🔥 Last 5 seats
Southwest Airlines
WN-1308
05:15
07/14/2026
PHL
Philadelphia International Airport
8h 45m
2 Stops
⏱ DEN · 0h 45m DEN Airport ⏱ LAS · 3h 40m LAS Airport
14:00
07/14/2026
SAN
San Diego International Airport
₹20,703
per person
Select →
✕ Non-refundable 🔥 Last 5 seats
Frontier Airlines
F9-2513
12:44
07/14/2026
PHL
Philadelphia International Airport
11h 7m
1 Stop
⏱ DEN · 7h 31m DEN Airport
23:51
07/14/2026
SAN
San Diego International Airport
₹21,085
per person
Select →
✕ Non-refundable 2 fare options
Frontier Airlines
F9-2513
12:44
07/14/2026
PHL
Philadelphia International Airport
20h 21m
1 Stop
⏱ DEN · 16h 42m DEN Airport
09:05
07/15/2026
+1
SAN
San Diego International Airport
₹21,085
per person
Select →
✕ Non-refundable 2 fare options
Southwest Airlines
WN-2679
17:05
07/14/2026
PHL
Philadelphia International Airport
14h 20m
2 Stops
⏱ STL · 2h 35m STL Airport ⏱ DEN · 7h 20m DEN Airport
07:25
07/15/2026
+1
SAN
San Diego International Airport
₹21,232
per person
Select →
✓ Refundable 4 fare options
Southwest Airlines
WN-3227
06:20
07/14/2026
PHL
Philadelphia International Airport
12h 0m
2 Stops
⏱ STL · 6h 40m STL Airport ⏱ DAL · 1h 20m DAL Airport
18:20
07/14/2026
SAN
San Diego International Airport
₹21,232
per person
Select →
✕ Non-refundable
Southwest Airlines
WN-3227
06:20
07/14/2026
PHL
Philadelphia International Airport
12h 0m
2 Stops
⏱ STL · 5h 0m STL Airport ⏱ DAL · 3h 0m DAL Airport
18:20
07/14/2026
SAN
San Diego International Airport
₹21,232
per person
Select →
✕ Non-refundable
Southwest Airlines
WN-3227
06:20
07/14/2026
PHL
Philadelphia International Airport
13h 50m
2 Stops
⏱ STL · 6h 40m STL Airport ⏱ DAL · 3h 15m DAL Airport
20:10
07/14/2026
SAN
San Diego International Airport
₹21,232
per person
Select →
✕ Non-refundable
Southwest Airlines
WN-3227
06:20
07/14/2026
PHL
Philadelphia International Airport
15h 15m
2 Stops
⏱ STL · 7h 25m STL Airport ⏱ LAS · 3h 45m LAS Airport
21:35
07/14/2026
SAN
San Diego International Airport
₹21,232
per person
Select →
✕ Non-refundable
Southwest Airlines
WN-3227
06:20
07/14/2026
PHL
Philadelphia International Airport
12h 0m
2 Stops
⏱ STL · 0h 45m STL Airport ⏱ DAL · 7h 15m DAL Airport
18:20
07/14/2026
SAN
San Diego International Airport
₹21,232
per person
Select →
✕ Non-refundable 🔥 Last 4 seats
😕 No flights match your filters. Clear
Load more flights
Philadelphia (PHL)
📍 Philadelphia International Airport
🌍 United States
🕐 GMT -5
📐 Latitude: 39.87189865112305
📐 Longitude: -75.24109649658203
San Diego (SAN)
📍 San Diego International Airport
🌍 United States
🕐 GMT -8
📐 Latitude: 32.7336006165
📐 Longitude: -117.190002441
✈ Distance: Philadelphia,USA to San Diego,USA — 3805.95 km
📅 Results on this page are loaded for 14 Jul 2026 . Click Load more flights to expand the full list on this page.
Philadelphia to San Diego — what to expect when booking
The PHL–SAN route is served by multiple carriers throughout the year.
Fares on this route can move quickly — a price available now may not be there 30 minutes later.
If your dates are flexible, try shifting your departure by a day or two using the date strip above.
Mid-week departures often show lower base fares compared to weekend starts on many routes.
The distance between Philadelphia,USA and San Diego,USA is approximately
3805.95 km .
Before you book
Compare nearby dates The date strip above lets you scan nearby fares without restarting the search.
Load the full list Route page starts with 25 flights for speed. Load more brings the complete list onto this page.
Check fare details Each result shows baggage, refundability and fare details before you proceed.
More flights from Philadelphia (PHL)
112 routes
More flights from San Diego (SAN)
53 routes
❓ Frequently asked questions — Philadelphia to San Diego flights
▼ Is it worth booking Philadelphia to San Diego flights in advance?
Generally yes — fares on most routes are most competitive around 4–6 weeks before departure. Booking earlier usually means better availability and a lower base fare when your dates are fixed.
▼ How far is Philadelphia from San Diego by air?
The straight-line distance between Philadelphia,USA (PHL) and San Diego,USA (SAN) is approximately 3805.95 km. Actual flying distance may vary slightly depending on routing.
▼ Are there non-stop flights from PHL to SAN?
Non-stop availability on this route varies by airline schedule and season. Use the filters below to quickly check whether direct options are available on your selected date.
▼ What is the cheapest day to fly from Philadelphia to San Diego?
Mid-week departures often show lower prices than weekend travel on many routes. Use the date strip above to compare nearby days quickly.