How far is Helena, MT, from Glasgow, MT?
The distance between Glasgow (Glasgow Valley County Airport) and Helena (Helena Regional Airport) is 275 miles / 443 kilometers / 239 nautical miles.
The driving distance from Glasgow (GGW) to Helena (HLN) is 361 miles / 581 kilometers, and travel time by car is about 8 hours 16 minutes.
Glasgow Valley County Airport – Helena Regional Airport
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Distance from Glasgow to Helena
There are several ways to calculate the distance from Glasgow to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 275.017 miles
- 442.597 kilometers
- 238.983 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- 274.349 miles
- 441.522 kilometers
- 238.403 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 Glasgow to Helena?
The estimated flight time from Glasgow Valley County Airport to Helena Regional Airport is 1 hour and 1 minutes.
What is the time difference between Glasgow and Helena?
Flight carbon footprint between Glasgow Valley County Airport (GGW) and Helena Regional Airport (HLN)
On average, flying from Glasgow to Helena generates about 65 kg of CO2 per passenger, and 65 kilograms equals 144 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Glasgow to Helena
See the map of the shortest flight path between Glasgow Valley County Airport (GGW) and Helena Regional Airport (HLN).
Airport information
| Origin | Glasgow Valley County Airport |
|---|---|
| City: | Glasgow, MT |
| Country: | United States  |
| IATA Code: | GGW |
| ICAO Code: | KGGW |
| Coordinates: | 48°12′45″N, 106°36′53″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 |