How far is Helena, MT, from Dauphin?
The distance between Dauphin (Lt. Col W.G. (Billy) Barker VC Airport) and Helena (Helena Regional Airport) is 625 miles / 1006 kilometers / 543 nautical miles.
The driving distance from Dauphin (YDN) to Helena (HLN) is 846 miles / 1361 kilometers, and travel time by car is about 16 hours 12 minutes.
Lt. Col W.G. (Billy) Barker VC Airport – Helena Regional Airport
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Distance from Dauphin to Helena
There are several ways to calculate the distance from Dauphin to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 625.355 miles
- 1006.412 kilometers
- 543.419 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- 623.920 miles
- 1004.102 kilometers
- 542.172 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 Dauphin to Helena?
The estimated flight time from Lt. Col W.G. (Billy) Barker VC Airport to Helena Regional Airport is 1 hour and 41 minutes.
What is the time difference between Dauphin and Helena?
The time difference between Dauphin and Helena is 1 hour. Helena is 1 hour behind Dauphin.
Flight carbon footprint between Lt. Col W.G. (Billy) Barker VC Airport (YDN) and Helena Regional Airport (HLN)
On average, flying from Dauphin to Helena generates about 116 kg of CO2 per passenger, and 116 kilograms equals 255 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Dauphin to Helena
See the map of the shortest flight path between Lt. Col W.G. (Billy) Barker VC Airport (YDN) and Helena Regional Airport (HLN).
Airport information
| Origin | Lt. Col W.G. (Billy) Barker VC Airport |
|---|---|
| City: | Dauphin |
| Country: | Canada  |
| IATA Code: | YDN |
| ICAO Code: | CYDN |
| Coordinates: | 51°6′2″N, 100°3′7″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 |