Air Miles Calculator

Distance between Washington D.C. (DCA) and Johnstown, PA (JST)

Distance from Washington D.C. to Johnstown (Johnstown–Cambria County Airport – Ronald Reagan Washington National Airport) is 139 miles / 224 kilometers / 121 nautical miles.

Calculations with different 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 earth.

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).

Flight duration

Estimated flight time from Ronald Reagan Washington National Airport (DCA) to Johnstown–Cambria County Airport (JST) is 45 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 Ronald Reagan Washington National Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: DCA
ICAO Code: KDCA
Coordinates: 38°51′7″N, 77°2′15″W

B 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

Map

Washington D.C. to Johnstown flight map.

Frequent Flyer Miles Calculator

Washington D.C. (DCA) → Johnstown (JST).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
139
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
139

Round trip?