How far is Deer Lake from Helena, MT?
The distance between Helena (Helena Regional Airport) and Deer Lake (Deer Lake Regional Airport) is 2487 miles / 4002 kilometers / 2161 nautical miles.
The driving distance from Helena (HLN) to Deer Lake (YDF) is 3898 miles / 6273 kilometers, and travel time by car is about 84 hours 4 minutes.
Helena Regional Airport – Deer Lake Regional Airport
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Distance from Helena to Deer Lake
There are several ways to calculate the distance from Helena to Deer Lake. Here are two standard methods:
Vincenty's formula (applied above)- 2486.690 miles
- 4001.940 kilometers
- 2160.875 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- 2479.376 miles
- 3990.169 kilometers
- 2154.519 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 Deer Lake?
The estimated flight time from Helena Regional Airport to Deer Lake Regional Airport is 5 hours and 12 minutes.
What is the time difference between Helena and Deer Lake?
Flight carbon footprint between Helena Regional Airport (HLN) and Deer Lake Regional Airport (YDF)
On average, flying from Helena to Deer Lake generates about 274 kg of CO2 per passenger, and 274 kilograms equals 603 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 Deer Lake
See the map of the shortest flight path between Helena Regional Airport (HLN) and Deer Lake Regional Airport (YDF).
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 | Deer Lake Regional Airport |
|---|---|
| City: | Deer Lake |
| Country: | Canada  |
| IATA Code: | YDF |
| ICAO Code: | CYDF |
| Coordinates: | 49°12′38″N, 57°23′29″W |