Cheap flights from Denver to Saint Louis

Direct flight: 1,235 km, ~1h 27m from Denver (DEN) to Saint Louis (STL).

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Live fares · DEN → STL

Frequently asked questions

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

    Direct flights from DEN to STL cover approximately 1,235 km (767 miles), with an estimated flight time of 1h 27m. Operating airlines: F9, UA, WN.

Related guides for this route

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

Full route page: DEN → STL Cheapest month to fly to Saint Louis All flights from Denver All flights to Saint Louis Flights to USA Visa-free with USA passport F9 routes UA routes WN routes