Distance between Washington D.C. (IAD) and Johnstown, PA (JST)
Distance from Washington D.C. (Washington Dulles International Airport) to Johnstown (Johnstown–Cambria County Airport) is 120 miles / 193 kilometers / 104 nautical miles.
Calculations with different methods
Vincenty's formula (applied above)
- 119.824 miles
- 192.838 kilometers
- 104.124 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- 119.825 miles
- 192.840 kilometers
- 104.125 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Flight duration
Estimated flight time from Washington Dulles International Airport (IAD) to Johnstown–Cambria County Airport (JST) is 43 minutes.
Time difference and current local times
There is no time difference between Washington D.C. and Johnstown.
Time Difference
Washington D.C.
Johnstown
Washington D.C.
EDT
Johnstown, PA
EDT
Airport information
| A | Washington Dulles International Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States  |
| IATA Code: | IAD |
| ICAO Code: | KIAD |
| Coordinates: | 38°56′40″N, 77°27′20″W |
| B | Johnstown–Cambria County Airport |
|---|---|
| City: | Johnstown, PA |
| Country: | United States |
| IATA Code: | JST |
| ICAO Code: | KJST |
| Coordinates: | 40°18′57″N, 78°50′2″W |
Map
Washington D.C. to Johnstown flight map.
Frequent Flyer Miles Calculator
Washington D.C. (IAD) → Johnstown (JST).
Elite level bonus (%):
Booking class bonus (%):
Air miles:
120
Elite level bonus:
0
Booking class bonus:
0
In total
Total frequent flyer miles:
120
Round trip?