Air Miles Calculator

Distance between Charleston, SC (CHS) and Johnstown, PA (JST)

Flight distance from Charleston to Johnstown (Charleston International Airport – Johnstown–Cambria County Airport) is 516 miles / 830 kilometers / 448 nautical miles. Estimated flight time is 1 hour 28 minutes.

Driving distance from Charleston (CHS) to Johnstown (JST) is 677 miles / 1089 kilometers and travel time by car is about 12 hours 7 minutes.

Map of flight path and driving directions from Charleston to Johnstown.

Shortest flight path between Charleston International Airport (CHS) and Johnstown–Cambria County Airport (JST).

How far is Johnstown from Charleston?

There are several ways to calculate distances between Charleston and Johnstown. Here are two common methods:

Vincenty's formula (applied above)
  • 515.830 miles
  • 830.148 kilometers
  • 448.244 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
  • 516.835 miles
  • 831.766 kilometers
  • 449.118 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 Charleston International Airport
City: Charleston, SC
Country: United States Flag of United States
IATA Code: CHS
ICAO Code: KCHS
Coordinates: 32°53′54″N, 80°2′25″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

There is no time difference between Charleston and Johnstown.

Time Difference

Charleston, SC

 EST

Johnstown, PA

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 101 kg (223 pounds).

Frequent Flyer Miles Calculator

Charleston (CHS) → Johnstown (JST).

Distance:
516
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
516

Round trip?