How far is Big Trout Lake from Helena, MT?
The distance between Helena (Helena Regional Airport) and Big Trout Lake (Big Trout Lake Airport) is 1093 miles / 1759 kilometers / 950 nautical miles.
The driving distance from Helena (HLN) to Big Trout Lake (YTL) is 1475 miles / 2373 kilometers, and travel time by car is about 36 hours 41 minutes.
Helena Regional Airport – Big Trout Lake Airport
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Distance from Helena to Big Trout Lake
There are several ways to calculate the distance from Helena to Big Trout Lake. Here are two standard methods:
Vincenty's formula (applied above)- 1092.803 miles
- 1758.695 kilometers
- 949.620 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- 1090.054 miles
- 1754.271 kilometers
- 947.231 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 Big Trout Lake?
The estimated flight time from Helena Regional Airport to Big Trout Lake Airport is 2 hours and 34 minutes.
What is the time difference between Helena and Big Trout Lake?
Flight carbon footprint between Helena Regional Airport (HLN) and Big Trout Lake Airport (YTL)
On average, flying from Helena to Big Trout Lake generates about 156 kg of CO2 per passenger, and 156 kilograms equals 345 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 Big Trout Lake
See the map of the shortest flight path between Helena Regional Airport (HLN) and Big Trout Lake Airport (YTL).
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 | Big Trout Lake Airport |
|---|---|
| City: | Big Trout Lake |
| Country: | Canada  |
| IATA Code: | YTL |
| ICAO Code: | CYTL |
| Coordinates: | 53°49′4″N, 89°53′48″W |