Cheap flights from Boise to Seattle

Direct flight: 640 km, ~45m from Boise (BOI) to Seattle (SEA).

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Live fares · BOI → SEA

Frequently asked questions

  • How long is the flight from Boise to Seattle?

    Direct flights from BOI to SEA cover approximately 640 km (398 miles), with an estimated flight time of 45m. Operating airlines: AS, DL.

Related guides for this route

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

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