Search by airport name, city or IATA airport code.
Chicago (ORD) - Sioux City (SUX)
Calculations with different methods
- 436.034 miles
- 701.729 kilometers
- 378.903 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 434.896 miles
- 699.897 kilometers
- 377.914 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from O'Hare International Airport (ORD) to Sioux Gateway Airport (SUX) is 1 hour 19 minutes.
Time difference and current local times
There is no time difference between Chicago and Sioux City.
Sioux City, IA
Flight map from Chicago to Sioux City.
Frequent Flyer Miles Calculator
Chicago (ORD) → Sioux City (SUX).