Cheap flights from Saint Louis to Houston

Direct flight: 1,075 km, ~1h 16m from Saint Louis (STL) to Houston (IAH).

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Live fares · STL → IAH

Frequently asked questions

  • How long is the flight from Saint Louis to Houston?

    Direct flights from STL to IAH cover approximately 1,075 km (668 miles), with an estimated flight time of 1h 16m. Operating airlines: UA.

Related guides for this route

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

Full route page: STL → IAH Cheapest month to fly to Houston All flights from Saint Louis All flights to Houston Flights to USA Visa-free with USA passport UA routes