Air Miles Calculator

Distance between Colorado Springs, CO (COS) and Fort Hood, TX (GRK)

Flight distance from Colorado Springs to Fort Hood (Colorado Springs Airport – Killeen–Fort Hood Regional Airport) is 660 miles / 1063 kilometers / 574 nautical miles. Estimated flight time is 1 hour 45 minutes.

Driving distance from Colorado Springs (COS) to Fort Hood (GRK) is 816 miles / 1313 kilometers and travel time by car is about 14 hours 9 minutes.

Map of flight path and driving directions from Colorado Springs to Fort Hood.

Shortest flight path between Colorado Springs Airport (COS) and Killeen–Fort Hood Regional Airport (GRK).

How far is Fort Hood from Colorado Springs?

There are several ways to calculate distances between Colorado Springs and Fort Hood. Here are two common methods:

Vincenty's formula (applied above)
  • 660.406 miles
  • 1062.820 kilometers
  • 573.877 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
  • 660.890 miles
  • 1063.600 kilometers
  • 574.298 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).

Airport information


A Colorado Springs Airport
City: Colorado Springs, CO
Country: United States Flag of United States
IATA Code: COS
ICAO Code: KCOS
Coordinates: 38°48′20″N, 104°42′3″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

Time difference and current local times

The time difference between Colorado Springs and Fort Hood is 1 hour. Fort Hood is 1 hour ahead of Colorado Springs.

Time Difference

Colorado Springs, CO

 MDT

Fort Hood, TX

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 120 kg (265 pounds).

Frequent Flyer Miles Calculator

Colorado Springs (COS) → Fort Hood (GRK).

Distance:
660
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
660

Round trip?