Map of flight path and driving directions from Altoona to Johnstown.
Shortest flight path between Altoona–Blair County Airport (AOO) and Johnstown–Cambria County Airport (JST).
How far is Johnstown from Altoona?
There are several ways to calculate distances between Altoona and Johnstown. Here are two common methods:Vincenty's formula (applied above)
- 27.180 miles
- 43.742 kilometers
- 23.619 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
- 27.112 miles
- 43.632 kilometers
- 23.560 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
There is no time difference between Altoona and Johnstown.
Frequent Flyer Miles Calculator
Altoona (AOO) → Johnstown (JST).