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Washington D.C.–Johnstown | DCA–JST
Calculations with different methods
- 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).
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.
Washington D.C. to Johnstown flight map.
Frequent Flyer Miles Calculator
Washington D.C. (DCA) → Johnstown (JST).