How far is Johnstown, PA, from Washington D.C.?
The distance between Washington D.C. (Ronald Reagan Washington National Airport) and Johnstown (Johnstown–Cambria County Airport) is 139 miles / 224 kilometers / 121 nautical miles.
The driving distance from Washington D.C. (DCA) to Johnstown (JST) is 176 miles / 284 kilometers, and travel time by car is about 3 hours 50 minutes.
Ronald Reagan Washington National Airport – Johnstown–Cambria County Airport
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Distance from Washington D.C. to Johnstown
There are several ways to calculate the distance from Washington D.C. to Johnstown. Here are two standard methods:
Vincenty's formula (applied above)- 139.259 miles
- 224.115 kilometers
- 121.012 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- 139.206 miles
- 224.031 kilometers
- 120.967 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 Washington D.C. to Johnstown?
The estimated flight time from Ronald Reagan Washington National Airport to Johnstown–Cambria County Airport is 45 minutes.
What is the time difference between Washington D.C. and Johnstown?
There is no time difference between Washington D.C. and Johnstown.
Flight carbon footprint between Ronald Reagan Washington National Airport (DCA) and Johnstown–Cambria County Airport (JST)
On average, flying from Washington D.C. to Johnstown generates about 46 kg of CO2 per passenger, and 46 kilograms equals 100 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Washington D.C. to Johnstown
See the map of the shortest flight path between Ronald Reagan Washington National Airport (DCA) and Johnstown–Cambria County Airport (JST).
Airport information
| Origin | Ronald Reagan Washington National Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States  |
| IATA Code: | DCA |
| ICAO Code: | KDCA |
| Coordinates: | 38°51′7″N, 77°2′15″W |
| Destination | 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 |