Air Miles Calculator

Distance between Rock Springs, WY (RKS) and Johnstown, PA (JST)

Flight distance from Rock Springs to Johnstown (Southwest Wyoming Regional Airport – Johnstown–Cambria County Airport) is 1576 miles / 2536 kilometers / 1369 nautical miles. Estimated flight time is 3 hours 29 minutes.

Driving distance from Rock Springs (RKS) to Johnstown (JST) is 1736 miles / 2794 kilometers and travel time by car is about 29 hours 6 minutes.

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).

Airport information


A Southwest Wyoming Regional Airport
City: Rock Springs, WY
Country: United States Flag of United States
IATA Code: RKS
ICAO Code: KRKS
Coordinates: 41°35′39″N, 109°3′54″W

B Johnstown–Cambria County Airport
City: Johnstown, PA
Country: United States Flag of United States
IATA Code: JST
ICAO Code: KJST
Coordinates: 40°18′57″N, 78°50′2″W

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.

Time Difference

Rock Springs, WY

 MDT

Johnstown, PA

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 184 kg (406 pounds).

Frequent Flyer Miles Calculator

Rock Springs (RKS) → Johnstown (JST).

Distance:
1576
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1576

Round trip?