How far is Sarnia from Helena, MT?
The distance between Helena (Helena Regional Airport) and Sarnia (Sarnia Chris Hadfield Airport) is 1471 miles / 2367 kilometers / 1278 nautical miles.
The driving distance from Helena (HLN) to Sarnia (YZR) is 1705 miles / 2744 kilometers, and travel time by car is about 31 hours 31 minutes.
Helena Regional Airport – Sarnia Chris Hadfield Airport
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Distance from Helena to Sarnia
There are several ways to calculate the distance from Helena to Sarnia. 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 Helena to Sarnia?
The estimated flight time from Helena Regional Airport to Sarnia Chris Hadfield Airport is 3 hours and 17 minutes.
What is the time difference between Helena and Sarnia?
The time difference between Helena and Sarnia is 2 hours. Sarnia is 2 hours ahead of Helena.
Flight carbon footprint between Helena Regional Airport (HLN) and Sarnia Chris Hadfield Airport (YZR)
On average, flying from Helena to Sarnia 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 Helena to Sarnia
See the map of the shortest flight path between Helena Regional Airport (HLN) and Sarnia Chris Hadfield Airport (YZR).
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 | Sarnia Chris Hadfield Airport |
|---|---|
| City: | Sarnia |
| Country: | Canada  |
| IATA Code: | YZR |
| ICAO Code: | CYZR |
| Coordinates: | 42°59′57″N, 82°18′32″W |