Seattle / Tacoma (SEA) to Philadelphia (PHL) flight deal in economy from $329

American AirlinesAAAmerican Airlines
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
United StatesPHL

Philadelphia International Airport

Philadelphia, United States
$396 USD
-17%$329 USD
Verified 14 days ago
Good Availability
48% of dates checked are available within 10% of the lowest price

Monday, June 29th, 2026

0 round-trip options

No flight details available for this date.