Cheap flights from Houston to Washington

Direct flight: 1,941 km, ~2h 17m from Houston (IAH) to Washington (DCA).

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Live fares · IAH → DCA

Frequently asked questions

  • How long is the flight from Houston to Washington?

    Direct flights from IAH to DCA cover approximately 1,941 km (1,206 miles), with an estimated flight time of 2h 17m. Operating airlines: AA, UA.

Related guides for this route

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

Full route page: IAH → DCA Cheapest month to fly to Washington All flights from Houston All flights to Washington Flights to USA Visa-free with USA passport AA routes UA routes