How far is Marshall, AK, from Helena, MT?
The distance between Helena (Helena Regional Airport) and Marshall (Marshall Don Hunter Sr. Airport) is 2211 miles / 3559 kilometers / 1921 nautical miles.
The driving distance from Helena (HLN) to Marshall (MLL) is 3187 miles / 5129 kilometers, and travel time by car is about 138 hours 15 minutes.
Helena Regional Airport – Marshall Don Hunter Sr. Airport
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Distance from Helena to Marshall
There are several ways to calculate the distance from Helena to Marshall. Here are two standard methods:
Vincenty's formula (applied above)- 2211.165 miles
- 3558.524 kilometers
- 1921.450 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- 2205.045 miles
- 3548.676 kilometers
- 1916.132 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 Helena to Marshall?
The estimated flight time from Helena Regional Airport to Marshall Don Hunter Sr. Airport is 4 hours and 41 minutes.
What is the time difference between Helena and Marshall?
The time difference between Helena and Marshall is 2 hours. Marshall is 2 hours behind Helena.
Flight carbon footprint between Helena Regional Airport (HLN) and Marshall Don Hunter Sr. Airport (MLL)
On average, flying from Helena to Marshall generates about 242 kg of CO2 per passenger, and 242 kilograms equals 533 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Helena to Marshall
See the map of the shortest flight path between Helena Regional Airport (HLN) and Marshall Don Hunter Sr. Airport (MLL).
Airport information
| Origin | Helena Regional Airport |
|---|---|
| City: | Helena, MT |
| Country: | United States  |
| IATA Code: | HLN |
| ICAO Code: | KHLN |
| Coordinates: | 46°36′24″N, 111°58′58″W |
| Destination | Marshall Don Hunter Sr. Airport |
|---|---|
| City: | Marshall, AK |
| Country: | United States |
| IATA Code: | MLL |
| ICAO Code: | PADM |
| Coordinates: | 61°51′51″N, 162°1′33″W |