Cheap flights from Chicago to Sioux City

Direct flight: 700 km, ~49m from Chicago (ORD) to Sioux City (SUX).

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Live fares · ORD → SUX

Frequently asked questions

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

    Direct flights from ORD to SUX cover approximately 700 km (435 miles), with an estimated flight time of 49m. Operating airlines: UA.

Related guides for this route

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

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