How far is Ottawa from Helena, MT?
The distance between Helena (Helena Regional Airport) and Ottawa (Ottawa Macdonald–Cartier International Airport) is 1736 miles / 2793 kilometers / 1508 nautical miles.
The driving distance from Helena (HLN) to Ottawa (YOW) is 1986 miles / 3196 kilometers, and travel time by car is about 39 hours 35 minutes.
Helena Regional Airport – Ottawa Macdonald–Cartier International Airport
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Distance from Helena to Ottawa
There are several ways to calculate the distance from Helena to Ottawa. Here are two standard methods:
Vincenty's formula (applied above)- 1735.748 miles
- 2793.416 kilometers
- 1508.324 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- 1730.822 miles
- 2785.488 kilometers
- 1504.043 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 Ottawa?
The estimated flight time from Helena Regional Airport to Ottawa Macdonald–Cartier International Airport is 3 hours and 47 minutes.
What is the time difference between Helena and Ottawa?
The time difference between Helena and Ottawa is 2 hours. Ottawa is 2 hours ahead of Helena.
Flight carbon footprint between Helena Regional Airport (HLN) and Ottawa Macdonald–Cartier International Airport (YOW)
On average, flying from Helena to Ottawa generates about 195 kg of CO2 per passenger, and 195 kilograms equals 430 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 Ottawa
See the map of the shortest flight path between Helena Regional Airport (HLN) and Ottawa Macdonald–Cartier International Airport (YOW).
Airport information
Origin | Helena Regional Airport |
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City: | Helena, MT |
Country: | United States |
IATA Code: | HLN |
ICAO Code: | KHLN |
Coordinates: | 46°36′24″N, 111°58′58″W |
Destination | Ottawa Macdonald–Cartier International Airport |
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City: | Ottawa |
Country: | Canada |
IATA Code: | YOW |
ICAO Code: | CYOW |
Coordinates: | 45°19′20″N, 75°40′9″W |