How far is Helena, MT, from Sarnia?
The distance between Sarnia (Sarnia Chris Hadfield Airport) and Helena (Helena Regional Airport) is 1471 miles / 2367 kilometers / 1278 nautical miles.
The driving distance from Sarnia (YZR) to Helena (HLN) is 1705 miles / 2744 kilometers, and travel time by car is about 31 hours 26 minutes.
Sarnia Chris Hadfield Airport – Helena Regional Airport
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Distance from Sarnia to Helena
There are several ways to calculate the distance from Sarnia to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 1470.892 miles
- 2367.172 kilometers
- 1278.171 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- 1466.949 miles
- 2360.826 kilometers
- 1274.744 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 Sarnia to Helena?
The estimated flight time from Sarnia Chris Hadfield Airport to Helena Regional Airport is 3 hours and 17 minutes.
What is the time difference between Sarnia and Helena?
The time difference between Sarnia and Helena is 2 hours. Helena is 2 hours behind Sarnia.
Flight carbon footprint between Sarnia Chris Hadfield Airport (YZR) and Helena Regional Airport (HLN)
On average, flying from Sarnia to Helena generates about 178 kg of CO2 per passenger, and 178 kilograms equals 392 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Sarnia to Helena
See the map of the shortest flight path between Sarnia Chris Hadfield Airport (YZR) and Helena Regional Airport (HLN).
Airport information
Origin | Sarnia Chris Hadfield Airport |
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City: | Sarnia |
Country: | Canada |
IATA Code: | YZR |
ICAO Code: | CYZR |
Coordinates: | 42°59′57″N, 82°18′32″W |
Destination | 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 |