Distance between Chicago, IL (ORD) and Sioux City, IA (SUX)
Distance from Chicago to Sioux City (O'Hare International Airport – Sioux Gateway Airport) is 436 miles / 702 kilometers / 379 nautical miles.
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Chicago - Sioux City
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)- 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 – the shortest distance between two points).
Flight duration
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.
Time Difference
Chicago, IL
Sioux City, IA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 89 kg (197 pounds).
Airport information
| A | O'Hare International Airport |
|---|---|
| City: | Chicago, IL |
| Country: | United States  |
| IATA Code: | ORD |
| ICAO Code: | KORD |
| Coordinates: | 41°58′42″N, 87°54′17″W |
| B | Sioux Gateway Airport |
|---|---|
| City: | Sioux City, IA |
| Country: | United States |
| IATA Code: | SUX |
| ICAO Code: | KSUX |
| Coordinates: | 42°24′9″N, 96°23′3″W |
Chicago to Sioux City flight path
Shortest flight path between O'Hare International Airport (ORD) and Sioux Gateway Airport (SUX).
Frequent Flyer Miles Calculator
Chicago (ORD) → Sioux City (SUX).
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