How far is Sioux Falls, SD, from Decatur, IL?
The distance between Decatur (Decatur Airport) and Sioux Falls (Sioux Falls Regional Airport) is 482 miles / 776 kilometers / 419 nautical miles.
The driving distance from Decatur (DEC) to Sioux Falls (FSD) is 640 miles / 1030 kilometers, and travel time by car is about 11 hours 52 minutes.
Decatur Airport – Sioux Falls Regional Airport
Search flights
Distance from Decatur to Sioux Falls
There are several ways to calculate the distance from Decatur to Sioux Falls. Here are two standard methods:
Vincenty's formula (applied above)- 482.163 miles
- 775.966 kilometers
- 418.988 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 481.431 miles
- 774.788 kilometers
- 418.352 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).
How long does it take to fly from Decatur to Sioux Falls?
The estimated flight time from Decatur Airport to Sioux Falls Regional Airport is 1 hour and 24 minutes.
What is the time difference between Decatur and Sioux Falls?
There is no time difference between Decatur and Sioux Falls.
Flight carbon footprint between Decatur Airport (DEC) and Sioux Falls Regional Airport (FSD)
On average, flying from Decatur to Sioux Falls generates about 96 kg of CO2 per passenger, and 96 kilograms equals 212 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Decatur to Sioux Falls
See the map of the shortest flight path between Decatur Airport (DEC) and Sioux Falls Regional Airport (FSD).
Airport information
| Origin | Decatur Airport |
|---|---|
| City: | Decatur, IL |
| Country: | United States  |
| IATA Code: | DEC |
| ICAO Code: | KDEC |
| Coordinates: | 39°50′4″N, 88°51′56″W |
| Destination | Sioux Falls Regional Airport |
|---|---|
| City: | Sioux Falls, SD |
| Country: | United States |
| IATA Code: | FSD |
| ICAO Code: | KFSD |
| Coordinates: | 43°34′55″N, 96°44′30″W |