Cheap flights from Houston to Seattle

Direct flight: 3,013 km, ~3h 33m from Houston (IAH) to Seattle (SEA).

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Live fares · IAH → SEA

Frequently asked questions

  • How long is the flight from Houston to Seattle?

    Direct flights from IAH to SEA cover approximately 3,013 km (1,872 miles), with an estimated flight time of 3h 33m. Operating airlines: AS, UA.

Related guides for this route

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

Full route page: IAH → SEA Cheapest month to fly to Seattle All flights from Houston All flights to Seattle Flights to USA Visa-free with USA passport AS routes UA routes