How far is Decatur from Lafayette?
There are several ways to calculate distances between Lafayette and Decatur. Here are two common methods:Vincenty's formula (applied above)
- 686.875 miles
- 1105.418 kilometers
- 596.878 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
- 688.239 miles
- 1107.614 kilometers
- 598.064 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 Lafayette Regional Airport (LFT) to Decatur Airport (DEC) is 1 hour 48 minutes.
Time difference and current local times
There is no time difference between Lafayette and Decatur.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 123 kg (271 pounds).
Lafayette to Decatur flight path
Shortest flight path between Lafayette Regional Airport (LFT) and Decatur Airport (DEC).
Frequent Flyer Miles Calculator
Lafayette (LFT) → Decatur (DEC).