How far is Washington D.C. from Johnstown, PA?
The distance between Johnstown (Johnstown–Cambria County Airport) and Washington D.C. (Washington Dulles International Airport) is 120 miles / 193 kilometers / 104 nautical miles.
The driving distance from Johnstown (JST) to Washington D.C. (IAD) is 168 miles / 271 kilometers, and travel time by car is about 3 hours 45 minutes.
Johnstown–Cambria County Airport – Washington Dulles International Airport
Search flights
Distance from Johnstown to Washington D.C.
There are several ways to calculate the distance from Johnstown to Washington D.C.. Here are two standard 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 planet.
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 – the shortest distance between two points).
How long does it take to fly from Johnstown to Washington D.C.?
The estimated flight time from Johnstown–Cambria County Airport to Washington Dulles International Airport is 43 minutes.
What is the time difference between Johnstown and Washington D.C.?
There is no time difference between Johnstown and Washington D.C..
Flight carbon footprint between Johnstown–Cambria County Airport (JST) and Washington Dulles International Airport (IAD)
On average, flying from Johnstown to Washington D.C. generates about 43 kg of CO2 per passenger, and 43 kilograms equals 94 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Johnstown to Washington D.C.
See the map of the shortest flight path between Johnstown–Cambria County Airport (JST) and Washington Dulles International Airport (IAD).
Airport information
| Origin | 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 |
| Destination | 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 |
Airlines flying from Johnstown (JST) to Washington D.C. (IAD)
| United Airlines |