Air Miles Calculator

Distance between Honolulu, HI (HNL) and Helena, MT (HLN)

Distance from Honolulu to Helena (Daniel K. Inouye International Airport – Helena Regional Airport) is 3099 miles / 4988 kilometers / 2693 nautical miles.

How far is Helena from Honolulu?

There are several ways to calculate distances between Honolulu and Helena. Here are two common methods:

Vincenty's formula (applied above)
  • 3099.395 miles
  • 4987.993 kilometers
  • 2693.301 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
  • 3097.214 miles
  • 4984.483 kilometers
  • 2691.405 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).

Flight duration

Estimated flight time from Daniel K. Inouye International Airport (HNL) to Helena Regional Airport (HLN) is 6 hours 22 minutes.

Time difference and current local times

The time difference between Honolulu and Helena is 3 hours. Helena is 3 hours ahead of Honolulu.

Time Difference

Honolulu
Helena

Honolulu, HI

 HST

Helena, MT

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 351 kg (775 pounds).

Airport information


A 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 Helena Regional Airport
City: Helena, MT
Country: United States Flag of United States
IATA Code: HLN
ICAO Code: KHLN
Coordinates: 46°36′24″N, 111°58′58″W

Map

Honolulu to Helena flight map.

Frequent Flyer Miles Calculator

Honolulu (HNL) → Helena (HLN).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
3099
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
3099

Round trip?