Cheap flights from Sioux City to Denver

Direct flight: 750 km, ~53m from Sioux City (SUX) to Denver (DEN).

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Live fares · SUX → DEN

Frequently asked questions

  • How long is the flight from Sioux City to Denver?

    Direct flights from SUX to DEN cover approximately 750 km (466 miles), with an estimated flight time of 53m. Operating airlines: UA.

Related guides for this route

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

Full route page: SUX → DEN Cheapest month to fly to Denver All flights from Sioux City All flights to Denver Flights to USA Visa-free with USA passport UA routes