How far is Johnstown, PA, from Helena, MT?
The distance between Helena (Helena Regional Airport) and Johnstown (Johnstown–Cambria County Airport) is 1709 miles / 2750 kilometers / 1485 nautical miles.
The driving distance from Helena (HLN) to Johnstown (JST) is 2001 miles / 3221 kilometers, and travel time by car is about 36 hours 14 minutes.
Helena Regional Airport – Johnstown–Cambria County Airport
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Distance from Helena to Johnstown
There are several ways to calculate the distance from Helena to Johnstown. 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 Helena to Johnstown?
The estimated flight time from Helena Regional Airport to Johnstown–Cambria County Airport is 3 hours and 44 minutes.
What is the time difference between Helena and Johnstown?
The time difference between Helena and Johnstown is 2 hours. Johnstown is 2 hours ahead of Helena.
Flight carbon footprint between Helena Regional Airport (HLN) and Johnstown–Cambria County Airport (JST)
On average, flying from Helena to Johnstown 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 Helena to Johnstown
See the map of the shortest flight path between Helena Regional Airport (HLN) and Johnstown–Cambria County Airport (JST).
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 | 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 |