€151 Cheap Flights Seattle to Philadelphia (SEA-PHL)

Airlines that fly from Seattle-Tacoma International Airport (SEA) to Philadelphia Intl. Airport (PHL)

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Cheap flights from Seattle to Philadelphia (SEA-PHL)

Prices were available within the past 7 days and start at €151 for one-way flights and €300 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Delta
JetBlue Airways
JetBlue Airways
American Airlines
United
United
Delta
American Airlines
American Airlines
*Available to Expedia members.