How far is Montreal from Helena, MT?
The distance between Helena (Helena Regional Airport) and Montreal (Montréal–Pierre Elliott Trudeau International Airport) is 1823 miles / 2934 kilometers / 1584 nautical miles.
The driving distance from Helena (HLN) to Montreal (YUL) is 2198 miles / 3538 kilometers, and travel time by car is about 41 hours 26 minutes.
Helena Regional Airport – Montréal–Pierre Elliott Trudeau International Airport
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Distance from Helena to Montreal
There are several ways to calculate the distance from Helena to Montreal. 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 Helena to Montreal?
The estimated flight time from Helena Regional Airport to Montréal–Pierre Elliott Trudeau International Airport is 3 hours and 57 minutes.
What is the time difference between Helena and Montreal?
The time difference between Helena and Montreal is 2 hours. Montreal is 2 hours ahead of Helena.
Flight carbon footprint between Helena Regional Airport (HLN) and Montréal–Pierre Elliott Trudeau International Airport (YUL)
On average, flying from Helena to Montreal 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 Helena to Montreal
See the map of the shortest flight path between Helena Regional Airport (HLN) and Montréal–Pierre Elliott Trudeau International Airport (YUL).
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 | 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 |