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How far is Johnstown, PA, from Washington D.C.?

The distance between Washington D.C. (Washington Dulles International Airport) and Johnstown (Johnstown–Cambria County Airport) is 120 miles / 193 kilometers / 104 nautical miles.

The driving distance from Washington D.C. (IAD) to Johnstown (JST) is 169 miles / 272 kilometers, and travel time by car is about 3 hours 43 minutes.

Washington Dulles International Airport – Johnstown–Cambria County Airport

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120
Miles
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193
Kilometers
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104
Nautical miles

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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)
  • 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 Washington D.C. to Johnstown?

The estimated flight time from Washington Dulles International Airport to Johnstown–Cambria County Airport is 43 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 Washington Dulles International Airport (IAD) and Johnstown–Cambria County Airport (JST)

On average, flying from Washington D.C. to Johnstown 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 Washington D.C. to Johnstown

See the map of the shortest flight path between Washington Dulles International Airport (IAD) and Johnstown–Cambria County Airport (JST).

Airport information

Origin Washington Dulles International Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: IAD
ICAO Code: KIAD
Coordinates: 38°56′40″N, 77°27′20″W
Destination Johnstown–Cambria County Airport
City: Johnstown, PA
Country: United States Flag of United States
IATA Code: JST
ICAO Code: KJST
Coordinates: 40°18′57″N, 78°50′2″W

Airlines flying from Washington D.C. (IAD) to Johnstown (JST)

United Airlines