Cheap flights from Ontario to Houston

Direct flight: 2,142 km, ~2h 31m from Ontario (ONT) to Houston (IAH).

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Live fares · ONT → IAH

Frequently asked questions

  • How long is the flight from Ontario to Houston?

    Direct flights from ONT to IAH cover approximately 2,142 km (1,331 miles), with an estimated flight time of 2h 31m. Operating airlines: F9, UA.

Related guides for this route

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

Full route page: ONT → IAH Cheapest month to fly to Houston All flights from Ontario All flights to Houston Flights to USA Visa-free with USA passport F9 routes UA routes