United Airlines
Star Alliance
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United States
O'Hare International Airport
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United States
Sioux Gateway Airport (Colonel Bud Day Field)
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Scan through all non-stop flights from Chicago to Sioux City. The full flight schedule below gives an overview of all non-stop flights from ORD to SUX, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
Known for its continental climate, Sioux City features hot, humid summers with temperatures above 30°C (86°F) and cold, snowy winters that often drop below 0°C (32°F). This striking seasonal contrast offers travelers a variety of activities, from summer hiking to winter sports, ensuring year-round appeal.
The best time to visit Sioux City is from March to November, covering spring, summer, and fall. While summer can be hot, it also sees slightly more rainfall than other seasons.
Currently, there is only one airline operating non-stop flights from Chicago ORD to Sioux City SUX, which is United Airlines. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their ORD SUX flight schedule.
Flights from ORD to SUX are operated 6 times a week, with an average of 1 flight per day. Departure times vary between 16:00 - 16:15. The earliest flight departs at 16:00, the last flight departs at 16:15. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
On this non-stop route, you can fly in Economy only.
The fastest direct flight from Chicago to Sioux City takes 1 hour and 51 minutes. The flight distance between Chicago and Sioux City is 434 miles (or 698 km).
There is 1 airport in Sioux City: Sioux Gateway Airport (Colonel Bud Day Field) (SUX).
There are 6 flights per week flying from Chicago to Sioux City (as of April 2026).
1 hour and 51 minutes is the average flight time from Chicago to Sioux City.
The distance from Chicago to Sioux City is 434 miles (698 kilometers).
United Airlines is the only airline flying nonstop from Chicago to Sioux City.
Star Alliance is currently the only alliance flying nonstop from Chicago to Sioux City.
You can fly non-stop in Economy only.
Aircraft types that fly from Chicago to Sioux City:
The earliest flight departs at 16:00 from Chicago and arrives at 17:54 at Sioux City.
The latest flight departs at 16:15 from Chicago and arrives at 18:06 at Sioux City.
434 miles (698 km) · 1h 51m
16:05
17:56
United Airlines
Star Alliance
UA 6064
United Airlines
Canadair CRJ
Y
W
J
F
16:05
17:56
United Airlines
Star Alliance
UA 6064
United Airlines
Canadair CRJ
Y
W
J
F
16:15
18:06
United Airlines
Star Alliance
UA 5021
United Airlines
Canadair CRJ
Y
W
J
F
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