How far is Helena, MT, from Honolulu, HI?
The distance between Honolulu (Honolulu Daniel K. Inouye International Airport) and Helena (Helena Regional Airport) is 3099 miles / 4988 kilometers / 2693 nautical miles.
Honolulu Daniel K. Inouye International Airport – Helena Regional Airport
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Distance from Honolulu to Helena
There are several ways to calculate the distance from Honolulu to Helena. Here are two standard 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 planet.
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).
How long does it take to fly from Honolulu to Helena?
The estimated flight time from Honolulu Daniel K. Inouye International Airport to Helena Regional Airport is 6 hours and 22 minutes.
What is the time difference between Honolulu and Helena?
The time difference between Honolulu and Helena is 4 hours. Helena is 4 hours ahead of Honolulu.
Flight carbon footprint between Honolulu Daniel K. Inouye International Airport (HNL) and Helena Regional Airport (HLN)
On average, flying from Honolulu to Helena generates about 346 kg of CO2 per passenger, and 346 kilograms equals 763 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from Honolulu to Helena
See the map of the shortest flight path between Honolulu Daniel K. Inouye International Airport (HNL) and Helena Regional Airport (HLN).
Airport information
| Origin | Honolulu Daniel K. Inouye International Airport |
|---|---|
| City: | Honolulu, HI |
| Country: | United States  |
| IATA Code: | HNL |
| ICAO Code: | PHNL |
| Coordinates: | 21°19′7″N, 157°55′19″W |
| Destination | Helena Regional Airport |
|---|---|
| City: | Helena, MT |
| Country: | United States |
| IATA Code: | HLN |
| ICAO Code: | KHLN |
| Coordinates: | 46°36′24″N, 111°58′58″W |