Cheap flights from Seattle to Boise

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

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Live fares · SEA → BOI

Frequently asked questions

  • How long is the flight from Seattle to Boise?

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