Cheap flights from Philadelphia to Seattle

Direct flight: 3,817 km, ~4h 29m from Philadelphia (PHL) to Seattle (SEA).

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Live fares · PHL → SEA

Frequently asked questions

  • How long is the flight from Philadelphia to Seattle?

    Direct flights from PHL to SEA cover approximately 3,817 km (2,372 miles), with an estimated flight time of 4h 29m. Operating airlines: AA, AS, DL.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: PHL → SEA Cheapest month to fly to Seattle All flights from Philadelphia All flights to Seattle Flights to USA Visa-free with USA passport AA routes AS routes DL routes