Air Miles Calculator

Distance between Washington D.C. (IAD) and Fort Hood, TX (GRK)

Distance from Washington D.C. to Fort Hood (Killeen–Fort Hood Regional Airport – Washington Dulles International Airport) is 1273 miles / 2049 kilometers / 1106 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 1272.916 miles
  • 2048.560 kilometers
  • 1106.134 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
  • 1271.140 miles
  • 2045.701 kilometers
  • 1104.590 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 Washington Dulles International Airport (IAD) to Killeen–Fort Hood Regional Airport (GRK) is 2 hours 54 minutes.

Time difference and current local times

The time difference between Washington D.C. and Fort Hood is 1 hour. Fort Hood is 1 hour behind Washington D.C..

Time Difference

Washington D.C.
Fort Hood

Washington D.C.

 EDT

Fort Hood, TX

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 164 kg (361 pounds).

Airport information


A 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

B Killeen–Fort Hood Regional Airport
City: Fort Hood, TX
Country: United States Flag of United States
IATA Code: GRK
ICAO Code: KGRK
Coordinates: 31°4′1″N, 97°49′44″W

Map

Washington D.C. to Fort Hood flight map.

Frequent Flyer Miles Calculator

Washington D.C. (IAD) → Fort Hood (GRK).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1273
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1273

Round trip?