Map of flight path from Honolulu to Decatur.
Shortest flight path between Honolulu Daniel K. Inouye International Airport (HNL) and Decatur Airport (DEC).
How far is Decatur from Honolulu?
There are several ways to calculate distances between Honolulu and Decatur. Here are two common methods:Vincenty's formula (applied above)
- 4203.951 miles
- 6765.603 kilometers
- 3653.133 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
- 4197.582 miles
- 6755.353 kilometers
- 3647.599 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 Honolulu and Decatur is 4 hours. Decatur is 4 hours ahead of Honolulu.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 482 kg (1 062 pounds).
Frequent Flyer Miles Calculator
Honolulu (HNL) → Decatur (DEC).