SAN to PHL from $426 in economy

UAUnited Airlines

Round Trip•Economy

SAN

San Diego International Airport

San Diego, United States

PHL

Philadelphia International Airport

Philadelphia, United States

$511 USD

-17%$426 USD

Verified 15 days ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$468 1$426 2$426 3$478 4$470 5$426 6$426 7$478 8$426 9$426 10$468 11$426 12$426 13$468 14$468 15$426 16$426 17$468 18$468 19$426 20$478 21$468 22$426 23$426 24$468 25$468 26$426 27$478 28$468 29$426 30$426 1$468 2$468 3$426 4$478

Fair Availability

22% of dates checked are available within 10% of the lowest price

Monday, September 14th, 2026

7 round-trip options

Returning

Sat, Sep 19, 2026•5 Day Trip

$468 USD

Google Flights

Returning

Mon, Sep 21, 2026•7 Day Trip

$515 USD

Google Flights

Returning

Tue, Sep 22, 2026•8 Day Trip

$468 USD

Google Flights

Returning

Wed, Sep 23, 2026•9 Day Trip

$468 USD

Google Flights

Returning

Thu, Sep 24, 2026•10 Day Trip

$520 USD

Google Flights

Returning

Sun, Sep 27, 2026•13 Day Trip

$525 USD

Google Flights

Returning

Mon, Sep 28, 2026•14 Day Trip

$530 USD

Google Flights

San Diego (SAN) to Philadelphia (PHL) flight deal in economy from $426

San Diego International Airport

Philadelphia International Airport

September 2026

Monday, September 14th, 2026