Cheap flights from San Antonio to Houston

Direct flight: 307 km, ~22m from San Antonio (SAT) to Houston (IAH).

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Live fares · SAT → IAH

Frequently asked questions

  • How long is the flight from San Antonio to Houston?

    Direct flights from SAT to IAH cover approximately 307 km (191 miles), with an estimated flight time of 22m. Operating airlines: UA.

Related guides for this route

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

Full route page: SAT → IAH Cheapest month to fly to Houston All flights from San Antonio All flights to Houston Flights to USA Visa-free with USA passport UA routes