Map of flight path and driving directions from Denver to Decatur.
Shortest flight path between Denver International Airport (DEN) and Decatur Airport (DEC).
How far is Decatur from Denver?
There are several ways to calculate distances between Denver and Decatur. Here are two common methods:Vincenty's formula (applied above)
- 839.513 miles
- 1351.066 kilometers
- 729.517 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
- 837.422 miles
- 1347.700 kilometers
- 727.700 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
The time difference between Denver and Decatur is 1 hour. Decatur is 1 hour ahead of Denver.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 138 kg (305 pounds).
Frequent Flyer Miles Calculator
Denver (DEN) → Decatur (DEC).