Cheap Flights from Philadelphia to San Diego

View €156 flight on Mon, 10 Mar 2025Opens in a new window

Featured airlines

Lufthansa
Aer Lingus
Stobart Air
British Airways
American Airlines
Air France
Virgin Atlantic
Iberia
easyJet

  • 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 15% 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 to San Diego (ILG-SAN)

Prices were available within the past 7 days and start at €156 for one-way flights and €245 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Thu, 6 Mar - Wed, 12 Mar
PHL
Philadelphia
SAN
San Diego
€245 Return, found 5 days ago
€245
Return
found 5 days ago
Select JetBlue Airways flight, departing Thu, 6 Mar from Philadelphia to San Diego, returning Wed, 12 Mar, priced at €245 found 5 days ago
American Airlines
Mon, 10 Mar - Mon, 17 Mar
PHL
Philadelphia
SAN
San Diego
€278 Return, found 1 day ago
€278
Return
found 1 day ago
Select American Airlines flight, departing Mon, 10 Mar from Philadelphia to San Diego, returning Mon, 17 Mar, priced at €278 found 1 day ago
Delta
Mon, 10 Mar - Mon, 17 Mar
PHL
Philadelphia
SAN
San Diego
€287 Return, found 1 day ago
€287
Return
found 1 day ago
Select Delta flight, departing Mon, 10 Mar from Philadelphia to San Diego, returning Mon, 17 Mar, priced at €287 found 1 day ago
American Airlines
Fri, 7 Mar - Tue, 11 Mar
PHL
Philadelphia
SAN
San Diego
€303 Return, found 2 days ago
€303
Return
found 2 days ago
Select American Airlines flight, departing Fri, 7 Mar from Philadelphia to San Diego, returning Tue, 11 Mar, priced at €303 found 2 days ago
American Airlines
Mon, 10 Mar - Mon, 17 Mar
PHL
Philadelphia
SAN
San Diego
€310 Return, found 1 day ago
€310
Return
found 1 day ago
Select American Airlines flight, departing Mon, 10 Mar from Philadelphia to San Diego, returning Mon, 17 Mar, priced at €310 found 1 day ago
United
Mon, 10 Mar - Mon, 17 Mar
PHL
Philadelphia
SAN
San Diego
€334 Return, found 1 day ago
€334
Return
found 1 day ago
Select United flight, departing Mon, 10 Mar from Philadelphia to San Diego, returning Mon, 17 Mar, priced at €334 found 1 day ago
*Available to Expedia members.