Cheap flights from Philadelphia to North Central San Diego

View AU$265 flight on Wed, 10 Sep. 2025Opens in a new window

Popular airlines from Philadelphia to North Central San Diego

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Philadelphia (ILG) to North Central San Diego (SAN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, 19 Sep. - Sat, 27 Sep.
PHL
Philadelphia
SAN
San Diego
AU$534 Return, found 6 days ago
AU$534
Return
found 6 days ago
Select American Airlines flight, departing Fri, 19 Sep. from Philadelphia to San Diego, returning Sat, 27 Sep., priced at AU$534 found 6 days ago
American Airlines
Fri, 19 Sep. - Sat, 27 Sep.
PHL
Philadelphia
SAN
San Diego
AU$549 Return, found 6 days ago
AU$549
Return
found 6 days ago
Select American Airlines flight, departing Fri, 19 Sep. from Philadelphia to San Diego, returning Sat, 27 Sep., priced at AU$549 found 6 days ago
Delta
Fri, 19 Sep. - Sat, 27 Sep.
PHL
Philadelphia
SAN
San Diego
AU$564 Return, found 6 days ago
AU$564
Return
found 6 days ago
Select Delta flight, departing Fri, 19 Sep. from Philadelphia to San Diego, returning Sat, 27 Sep., priced at AU$564 found 6 days ago
American Airlines
Fri, 19 Sep. - Sat, 27 Sep.
PHL
Philadelphia
CLD
Carlsbad
AU$564 Return, found 6 days ago
AU$564
Return
found 6 days ago
Select American Airlines flight, departing Fri, 19 Sep. from Philadelphia to Carlsbad, returning Sat, 27 Sep., priced at AU$564 found 6 days ago
Alaska Airlines
Fri, 19 Sep. - Sat, 27 Sep.
PHL
Philadelphia
SAN
San Diego
AU$636 Return, found 6 days ago
AU$636
Return
found 6 days ago
Select Alaska Airlines flight, departing Fri, 19 Sep. from Philadelphia to San Diego, returning Sat, 27 Sep., priced at AU$636 found 6 days ago
United
Fri, 19 Sep. - Sat, 27 Sep.
PHL
Philadelphia
SAN
San Diego
AU$718 Return, found 6 days ago
AU$718
Return
found 6 days ago
Select United flight, departing Fri, 19 Sep. from Philadelphia to San Diego, returning Sat, 27 Sep., priced at AU$718 found 6 days ago

Find the cheapest month to fly from Philadelphia (PHL) to San Diego (SAN)

September is typically the cheapest month to fly

From AU$169 - AU$353 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.