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

United AirlinesUAUnited Airlines
Round Trip•Economy
United StatesSAN

San Diego International Airport

San Diego, United States
United StatesPHL

Philadelphia International Airport

Philadelphia, United States
$511 USD
-17%$426 USD
Verified 15 days ago
Fair Availability
22% of dates checked are available within 10% of the lowest price

Sunday, October 18th, 2026

7 round-trip options

Returning
Fri, Oct 23, 2026•5 Day Trip
$582 USD
Google Flights
Returning
Sun, Oct 25, 2026•7 Day Trip
$535 USD
Google Flights
Returning
Mon, Oct 26, 2026•8 Day Trip
$525 USD
Google Flights
Returning
Tue, Oct 27, 2026•9 Day Trip
$483 USD
Google Flights
Returning
Wed, Oct 28, 2026•10 Day Trip
$483 USD
Google Flights
Returning
Sat, Oct 31, 2026•13 Day Trip
$483 USD
Google Flights
Returning
Sun, Nov 1, 2026•14 Day Trip
$535 USD
Google Flights