Map of flight path and driving directions from Greenville to Decatur.
Shortest flight path between Greenville–Spartanburg International Airport (GSP) and Decatur Airport (DEC).
How far is Decatur from Greenville?
There are several ways to calculate distances between Greenville and Decatur. Here are two common methods:Vincenty's formula (applied above)
- 499.581 miles
- 803.998 kilometers
- 434.124 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
- 499.394 miles
- 803.697 kilometers
- 433.962 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 Greenville and Decatur is 1 hour. Decatur is 1 hour behind Greenville.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 99 kg (217 pounds).
Frequent Flyer Miles Calculator
Greenville (GSP) → Decatur (DEC).