Air Miles Calculator

Distance between Honolulu, HI (HNL) and Grayling, AK (KGX)

Flight distance from Honolulu to Grayling (Honolulu Daniel K. Inouye International Airport – Grayling Airport) is 2871 miles / 4621 kilometers / 2495 nautical miles. Estimated flight time is 5 hours 56 minutes.

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).

Airport information


A Honolulu Daniel K. Inouye International Airport
City: Honolulu, HI
Country: United States Flag of United States
IATA Code: HNL
ICAO Code: PHNL
Coordinates: 21°19′7″N, 157°55′19″W

B Grayling Airport
City: Grayling, AK
Country: United States Flag of United States
IATA Code: KGX
ICAO Code: PAGX
Coordinates: 62°53′42″N, 160°3′58″W

Time difference and current local times

The time difference between Honolulu and Grayling is 1 hour. Grayling is 1 hour ahead of Honolulu.

Time Difference

Honolulu, HI

 HST

Grayling, AK

 AKST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 319 kg (703 pounds).

Frequent Flyer Miles Calculator

Honolulu (HNL) → Grayling (KGX).

Distance:
2871
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2871

Round trip?