How far is Decatur, IL, from Des Moines, IA?
The distance between Des Moines (Des Moines International Airport) and Decatur (Decatur Airport) is 278 miles / 447 kilometers / 241 nautical miles.
The driving distance from Des Moines (DSM) to Decatur (DEC) is 359 miles / 578 kilometers, and travel time by car is about 6 hours 49 minutes.
Des Moines International Airport – Decatur Airport
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Distance from Des Moines to Decatur
There are several ways to calculate the distance from Des Moines to Decatur. Here are two standard methods:
Vincenty's formula (applied above)- 277.889 miles
- 447.219 kilometers
- 241.479 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- 277.375 miles
- 446.391 kilometers
- 241.032 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 Des Moines to Decatur?
The estimated flight time from Des Moines International Airport to Decatur Airport is 1 hour and 1 minutes.
What is the time difference between Des Moines and Decatur?
Flight carbon footprint between Des Moines International Airport (DSM) and Decatur Airport (DEC)
On average, flying from Des Moines to Decatur generates about 66 kg of CO2 per passenger, and 66 kilograms equals 145 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Des Moines to Decatur
See the map of the shortest flight path between Des Moines International Airport (DSM) and Decatur Airport (DEC).
Airport information
| Origin | Des Moines International Airport |
|---|---|
| City: | Des Moines, IA |
| Country: | United States  |
| IATA Code: | DSM |
| ICAO Code: | KDSM |
| Coordinates: | 41°32′2″N, 93°39′47″W |
| Destination | Decatur Airport |
|---|---|
| City: | Decatur, IL |
| Country: | United States |
| IATA Code: | DEC |
| ICAO Code: | KDEC |
| Coordinates: | 39°50′4″N, 88°51′56″W |