How far is Helena, MT, from Montreal?
The distance between Montreal (Montréal–Pierre Elliott Trudeau International Airport) and Helena (Helena Regional Airport) is 1823 miles / 2934 kilometers / 1584 nautical miles.
The driving distance from Montreal (YUL) to Helena (HLN) is 2198 miles / 3537 kilometers, and travel time by car is about 41 hours 21 minutes.
Montréal–Pierre Elliott Trudeau International Airport – Helena Regional Airport
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Distance from Montreal to Helena
There are several ways to calculate the distance from Montreal to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 1822.984 miles
- 2933.809 kilometers
- 1584.130 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- 1817.798 miles
- 2925.463 kilometers
- 1579.624 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 Montreal to Helena?
The estimated flight time from Montréal–Pierre Elliott Trudeau International Airport to Helena Regional Airport is 3 hours and 57 minutes.
What is the time difference between Montreal and Helena?
The time difference between Montreal and Helena is 2 hours. Helena is 2 hours behind Montreal.
Flight carbon footprint between Montréal–Pierre Elliott Trudeau International Airport (YUL) and Helena Regional Airport (HLN)
On average, flying from Montreal to Helena generates about 202 kg of CO2 per passenger, and 202 kilograms equals 445 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Montreal to Helena
See the map of the shortest flight path between Montréal–Pierre Elliott Trudeau International Airport (YUL) and Helena Regional Airport (HLN).
Airport information
| Origin | Montréal–Pierre Elliott Trudeau International Airport |
|---|---|
| City: | Montreal |
| Country: | Canada  |
| IATA Code: | YUL |
| ICAO Code: | CYUL |
| Coordinates: | 45°28′14″N, 73°44′26″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 |