Air Miles Calculator

Distance between Philadelphia, PA (PHL) and Washington D.C. (IAD)

Distance from Philadelphia International Airport to Washington Dulles International Airport is 135 miles / 217 kilometers / 117 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 134.682 miles
  • 216.750 kilometers
  • 117.036 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
  • 134.472 miles
  • 216.412 kilometers
  • 116.853 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 Philadelphia International Airport (PHL) to Washington Dulles International Airport (IAD) is 45 minutes.

Time difference and current local times

There is no time difference between Philadelphia and Washington D.C..

Time Difference

Philadelphia
Washington D.C.

Philadelphia, PA

 EST

Washington D.C.

 EST

Airport information


A Philadelphia International Airport
City: Philadelphia, PA
Country: United States Flag of United States
IATA Code: PHL
ICAO Code: KPHL
Coordinates: 39°52′18″N, 75°14′27″W

B 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

Map

Flight map from Philadelphia to Washington D.C..

Frequent Flyer Miles Calculator

Philadelphia (PHL) → Washington D.C. (IAD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
135
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
135

Round trip?