Map of flight path and driving directions from Chicago to Sioux City.
Shortest flight path between Chicago Midway International Airport (MDW) and Sioux Gateway Airport (SUX).
How far is Sioux City from Chicago?
There are several ways to calculate distances between Chicago and Sioux City. Here are two common methods:Vincenty's formula (applied above)
- 445.569 miles
- 717.073 kilometers
- 387.189 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
- 444.416 miles
- 715.218 kilometers
- 386.187 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Time difference and current local times
There is no time difference between Chicago and Sioux City.
Sioux City, IA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 91 kg (200 pounds).
Frequent Flyer Miles Calculator
Chicago (MDW) → Sioux City (SUX).