Map of flight path and driving directions from Sioux City to Johnstown.
Shortest flight path between Sioux Gateway Airport (SUX) and Johnstown–Cambria County Airport (JST).
How far is Johnstown from Sioux City?
There are several ways to calculate distances between Sioux City and Johnstown. Here are two common methods:Vincenty's formula (applied above)
- 922.103 miles
- 1483.980 kilometers
- 801.285 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
- 919.810 miles
- 1480.291 kilometers
- 799.293 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 Sioux City and Johnstown is 1 hour. Johnstown is 1 hour ahead of Sioux City.
Sioux City, IA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 145 kg (320 pounds).
Frequent Flyer Miles Calculator
Sioux City (SUX) → Johnstown (JST).