Flight distance from Washington D.C. to Philadelphia (Ronald Reagan Washington National Airport – Philadelphia International Airport) is 119 miles / 192 kilometers / 104 nautical miles. Estimated flight time is 43 minutes.
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Driving distance from Washington D.C. (DCA) to Philadelphia (PHL) is 132 miles / 212 kilometers and travel time by car is about 2 hours 41 minutes.
Shortest flight path between Ronald Reagan Washington National Airport (DCA) and Philadelphia International Airport (PHL).
There are several ways to calculate distances between Washington D.C. and Philadelphia. Here are two common methods:Vincenty"s formula (applied above)119.184 miles191.809 kilometers103.568 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 formula119.058 miles191.605 kilometers103.459 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).
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