Seattle / Tacoma (SEA) to Philadelphia (PHL) flight deal in economy from $273

United AirlinesUAUnited Airlines
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
United StatesPHL

Philadelphia International Airport

Philadelphia, United States
$399 USD
-32%$273 USD
Verified 17 days ago
Extremely Rare Availability
3% of dates checked are available within 10% of the lowest price

Tuesday, November 24th, 2026

8 round-trip options

Returning
Sun, Nov 29, 2026•5 Day Trip
$1,169 USD
Google Flights
Returning
Mon, Nov 30, 2026•6 Day Trip
$830 USD
Google Flights
Returning
Tue, Dec 1, 2026•7 Day Trip
$536 USD
Google Flights
Returning
Fri, Dec 4, 2026•10 Day Trip
$369 USD
Google Flights
Returning
Sat, Dec 5, 2026•11 Day Trip
$369 USD
Google Flights
Returning
Sun, Dec 6, 2026•12 Day Trip
$369 USD
Google Flights
Returning
Mon, Dec 7, 2026•13 Day Trip
$369 USD
Google Flights
Returning
Tue, Dec 8, 2026•14 Day Trip
$369 USD
Google Flights