How far is Helena, MT, from Johnstown, PA?
The distance between Johnstown (Johnstown–Cambria County Airport) and Helena (Helena Regional Airport) is 1709 miles / 2750 kilometers / 1485 nautical miles.
The driving distance from Johnstown (JST) to Helena (HLN) is 2018 miles / 3247 kilometers, and travel time by car is about 36 hours 23 minutes.
Johnstown–Cambria County Airport – Helena Regional Airport
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Distance from Johnstown to Helena
There are several ways to calculate the distance from Johnstown to Helena. Here are two standard methods:
Vincenty's formula (applied above)- 1708.763 miles
- 2749.988 kilometers
- 1484.875 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- 1704.545 miles
- 2743.199 kilometers
- 1481.209 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 Johnstown to Helena?
The estimated flight time from Johnstown–Cambria County Airport to Helena Regional Airport is 3 hours and 44 minutes.
What is the time difference between Johnstown and Helena?
The time difference between Johnstown and Helena is 2 hours. Helena is 2 hours behind Johnstown.
Flight carbon footprint between Johnstown–Cambria County Airport (JST) and Helena Regional Airport (HLN)
On average, flying from Johnstown to Helena generates about 193 kg of CO2 per passenger, and 193 kilograms equals 426 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Johnstown to Helena
See the map of the shortest flight path between Johnstown–Cambria County Airport (JST) and Helena Regional Airport (HLN).
Airport information
| Origin | Johnstown–Cambria County Airport |
|---|---|
| City: | Johnstown, PA |
| Country: | United States  |
| IATA Code: | JST |
| ICAO Code: | KJST |
| Coordinates: | 40°18′57″N, 78°50′2″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 |