Air Miles Calculator

Distance between Greenville, SC (GSP) and Washington D.C. (IAD)

Distance from Greenville–Spartanburg International Airport to Washington Dulles International Airport is 384 miles / 618 kilometers / 334 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 383.934 miles
  • 617.881 kilometers
  • 333.629 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
  • 383.914 miles
  • 617.850 kilometers
  • 333.613 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 Greenville–Spartanburg International Airport (GSP) to Washington Dulles International Airport (IAD) is 1 hour 13 minutes.

Time difference and current local times

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

Time Difference

Greenville
Washington D.C.

Greenville, SC

 EST

Washington D.C.

 EST

Airport information


A Greenville–Spartanburg International Airport
City: Greenville, SC
Country: United States Flag of United States
IATA Code: GSP
ICAO Code: KGSP
Coordinates: 34°53′44″N, 82°13′8″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 Greenville to Washington D.C..

Frequent Flyer Miles Calculator

Greenville (GSP) → Washington D.C. (IAD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
384
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
384

Round trip?