How far is Johnstown from Greenville?
There are several ways to calculate distances between Greenville and Johnstown. Here are two common methods:Vincenty's formula (applied above)
- 820.291 miles
- 1320.130 kilometers
- 712.813 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 819.551 miles
- 1318.939 kilometers
- 712.170 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).
Estimated flight time from Mid Delta Regional Airport (GLH) to Johnstown–Cambria County Airport (JST) is 2 hours 3 minutes.
Time difference and current local times
The time difference between Greenville and Johnstown is 1 hour. Johnstown is 1 hour ahead of Greenville.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 124 kg (273 pounds).
Greenville to Johnstown flight map.
Frequent Flyer Miles Calculator
Greenville (GLH) → Johnstown (JST).