How far is Helena, MT, from Tadoule Lake?
The distance between Tadoule Lake (Tadoule Lake Airport) and Helena (Helena Regional Airport) is 1006 miles / 1619 kilometers / 874 nautical miles.
The driving distance from Tadoule Lake (XTL) to Helena (HLN) is 1384 miles / 2227 kilometers, and travel time by car is about 31 hours 24 minutes.
Tadoule Lake Airport – Helena Regional Airport
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Distance from Tadoule Lake to Helena
There are several ways to calculate the distance from Tadoule Lake to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 1006.204 miles
- 1619.328 kilometers
- 874.367 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- 1004.684 miles
- 1616.881 kilometers
- 873.046 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 Tadoule Lake to Helena?
The estimated flight time from Tadoule Lake Airport to Helena Regional Airport is 2 hours and 24 minutes.
What is the time difference between Tadoule Lake and Helena?
The time difference between Tadoule Lake and Helena is 1 hour. Helena is 1 hour behind Tadoule Lake.
Flight carbon footprint between Tadoule Lake Airport (XTL) and Helena Regional Airport (HLN)
On average, flying from Tadoule Lake to Helena generates about 151 kg of CO2 per passenger, and 151 kilograms equals 333 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Tadoule Lake to Helena
See the map of the shortest flight path between Tadoule Lake Airport (XTL) and Helena Regional Airport (HLN).
Airport information
| Origin | Tadoule Lake Airport |
|---|---|
| City: | Tadoule Lake |
| Country: | Canada  |
| IATA Code: | XTL |
| ICAO Code: | CYBQ |
| Coordinates: | 58°42′21″N, 98°30′43″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 |