How far is Helena, MT, from Armidale?
The distance between Armidale (Armidale Airport) and Helena (Helena Regional Airport) is 7993 miles / 12863 kilometers / 6946 nautical miles.
Armidale Airport – Helena Regional Airport
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Distance from Armidale to Helena
There are several ways to calculate the distance from Armidale to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 7992.859 miles
- 12863.260 kilometers
- 6945.605 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- 8000.339 miles
- 12875.298 kilometers
- 6952.105 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 Armidale to Helena?
The estimated flight time from Armidale Airport to Helena Regional Airport is 15 hours and 37 minutes.
What is the time difference between Armidale and Helena?
The time difference between Armidale and Helena is 18 hours. Helena is 18 hours behind Armidale.
Flight carbon footprint between Armidale Airport (ARM) and Helena Regional Airport (HLN)
On average, flying from Armidale to Helena generates about 997 kg of CO2 per passenger, and 997 kilograms equals 2 199 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from Armidale to Helena
See the map of the shortest flight path between Armidale Airport (ARM) and Helena Regional Airport (HLN).
Airport information
| Origin | Armidale Airport |
|---|---|
| City: | Armidale |
| Country: | Australia  |
| IATA Code: | ARM |
| ICAO Code: | YARM |
| Coordinates: | 30°31′41″S, 151°37′1″E |
| 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 |