Cheap flights from Chicago to Saint Louis

Direct flight: 416 km, ~29m from Chicago (ORD) to Saint Louis (STL).

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Live fares · ORD → STL

Frequently asked questions

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

    Direct flights from ORD to STL cover approximately 416 km (258 miles), with an estimated flight time of 29m. Operating airlines: AA, UA.

Related guides for this route

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

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