Map of flight path and driving directions from Redmond to Johnstown.
Shortest flight path between Roberts Field (RDM) and Johnstown–Cambria County Airport (JST).
How far is Johnstown from Redmond?
There are several ways to calculate distances between Redmond and Johnstown. Here are two common methods:Vincenty's formula (applied above)
- 2161.461 miles
- 3478.534 kilometers
- 1878.258 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
- 2155.902 miles
- 3469.588 kilometers
- 1873.428 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 Redmond and Johnstown is 3 hours. Johnstown is 3 hours ahead of Redmond.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 236 kg (520 pounds).
Frequent Flyer Miles Calculator
Redmond (RDM) → Johnstown (JST).