How far is Duluth from Sioux City?
There are several ways to calculate distances between Sioux City and Duluth. Here are two common methods:Vincenty's formula (applied above)
- 369.577 miles
- 594.776 kilometers
- 321.153 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
- 369.420 miles
- 594.523 kilometers
- 321.017 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).
Estimated flight time from Sioux Gateway Airport (SUX) to Duluth International Airport (DLH) is 1 hour 11 minutes.
Time difference and current local times
There is no time difference between Sioux City and Duluth.
Sioux City, IA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 78 kg (173 pounds).
Sioux City to Duluth flight map.
Frequent Flyer Miles Calculator
Sioux City (SUX) → Duluth (DLH).