Map of flight path and driving directions from Fairbanks to Decatur.
Shortest flight path between Fairbanks International Airport (FAI) and Decatur Airport (DEC).
How far is Decatur from Fairbanks?
There are several ways to calculate distances between Fairbanks and Decatur. Here are two common methods:Vincenty's formula (applied above)
- 2879.375 miles
- 4633.904 kilometers
- 2502.108 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
- 2872.920 miles
- 4623.516 kilometers
- 2496.499 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 Fairbanks and Decatur is 3 hours. Decatur is 3 hours ahead of Fairbanks.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 320 kg (705 pounds).
Frequent Flyer Miles Calculator
Fairbanks (FAI) → Decatur (DEC).