Map of flight path and driving directions from Rock Springs to Johnstown.
Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Johnstown–Cambria County Airport (JST).
How far is Johnstown from Rock Springs?
There are several ways to calculate distances between Rock Springs and Johnstown. Here are two common methods:Vincenty's formula (applied above)
- 1575.894 miles
- 2536.155 kilometers
- 1369.414 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
- 1571.887 miles
- 2529.706 kilometers
- 1365.932 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).
Time difference and current local times
The time difference between Rock Springs and Johnstown is 2 hours. Johnstown is 2 hours ahead of Rock Springs.
Rock Springs, WY
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 184 kg (406 pounds).
Frequent Flyer Miles Calculator
Rock Springs (RKS) → Johnstown (JST).