Map of flight path from Honolulu to Grayling.
Shortest flight path between Honolulu Daniel K. Inouye International Airport (HNL) and Grayling Airport (KGX).
How far is Grayling from Honolulu?
There are several ways to calculate distances between Honolulu and Grayling. Here are two common methods:Vincenty's formula (applied above)
- 2871.486 miles
- 4621.209 kilometers
- 2495.253 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
- 2874.434 miles
- 4625.953 kilometers
- 2497.815 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 Grayling is 1 hour. Grayling is 1 hour ahead of Honolulu.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 319 kg (703 pounds).
Frequent Flyer Miles Calculator
Honolulu (HNL) → Grayling (KGX).