Chicago→Sioux CityNonstop Flight TimeORD–SUX

Chicago (O'Hare International Airport) to Sioux City (Sioux Gateway/Brig General Bud Day Field).

Direct flights from ORD to SUX have an estimated flight time of about 1h 29m, based on the 435-mile great-circle distance. Our current captured departure sample includes 1/day across 1 captured airline, with United Airlines appearing most often in that sample. Captured departure times run from 15:59 to 15:59 local time.

Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for ORD to SUX, last seen June 15, 2026. Frequency uses 6 scheduled departures across 6 observed days; flight time is estimated from great-circle distance until this route has enough tracked flights for an observed average. Provider coverage can miss operators on some routes, so confirm live timetables before booking.