How far is Helena, MT, from Yellowknife?
The distance between Yellowknife (Yellowknife Airport) and Helena (Helena Regional Airport) is 1101 miles / 1772 kilometers / 957 nautical miles.
The driving distance from Yellowknife (YZF) to Helena (HLN) is 1490 miles / 2398 kilometers, and travel time by car is about 28 hours 44 minutes.
Yellowknife Airport – Helena Regional Airport
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Distance from Yellowknife to Helena
There are several ways to calculate the distance from Yellowknife to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 1100.950 miles
- 1771.807 kilometers
- 956.699 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- 1099.768 miles
- 1769.905 kilometers
- 955.672 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 Yellowknife to Helena?
The estimated flight time from Yellowknife Airport to Helena Regional Airport is 2 hours and 35 minutes.
What is the time difference between Yellowknife and Helena?
Flight carbon footprint between Yellowknife Airport (YZF) and Helena Regional Airport (HLN)
On average, flying from Yellowknife to Helena generates about 157 kg of CO2 per passenger, and 157 kilograms equals 346 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Yellowknife to Helena
See the map of the shortest flight path between Yellowknife Airport (YZF) and Helena Regional Airport (HLN).
Airport information
| Origin | Yellowknife Airport |
|---|---|
| City: | Yellowknife |
| Country: | Canada  |
| IATA Code: | YZF |
| ICAO Code: | CYZF |
| Coordinates: | 62°27′46″N, 114°26′24″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 |