Air Miles Calculator

Distance between Georgetown (GCM) and Washington D.C. (IAD)

Distance from Owen Roberts International Airport to Washington Dulles International Airport is 1374 miles / 2210 kilometers / 1194 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 1373.538 miles
  • 2210.496 kilometers
  • 1193.572 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
  • 1377.693 miles
  • 2217.182 kilometers
  • 1197.183 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 Owen Roberts International Airport (GCM) to Washington Dulles International Airport (IAD) is 3 hours 6 minutes.

Time difference and current local times

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

Time Difference

Georgetown
Washington D.C.

Georgetown

 EST

Washington D.C.

 EST

Airport information


A Owen Roberts International Airport
City: Georgetown
Country: Cayman Islands Flag of Cayman Islands
IATA Code: GCM
ICAO Code: MWCR
Coordinates: 19°17′34″N, 81°21′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 Georgetown to Washington D.C..

Frequent Flyer Miles Calculator

Georgetown (GCM) → Washington D.C. (IAD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1374
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1374

Round trip?