Air Miles Calculator

Distance between Phoenix, AZ (PHX) and Fort Hood, TX (GRK)

Flight distance from Phoenix to Fort Hood (Phoenix Sky Harbor International Airport – Killeen–Fort Hood Regional Airport) is 846 miles / 1361 kilometers / 735 nautical miles. Estimated flight time is 2 hours 6 minutes.

Driving distance from Phoenix (PHX) to Fort Hood (GRK) is 1018 miles / 1638 kilometers and travel time by car is about 16 hours 58 minutes.

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

Shortest flight path between Phoenix Sky Harbor International Airport (PHX) and Killeen–Fort Hood Regional Airport (GRK).

How far is Fort Hood from Phoenix?

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

Vincenty's formula (applied above)
  • 845.633 miles
  • 1360.915 kilometers
  • 734.835 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
  • 844.034 miles
  • 1358.342 kilometers
  • 733.446 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 Phoenix Sky Harbor International Airport
City: Phoenix, AZ
Country: United States Flag of United States
IATA Code: PHX
ICAO Code: KPHX
Coordinates: 33°26′3″N, 112°0′43″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 Phoenix and Fort Hood is 1 hour. Fort Hood is 1 hour ahead of Phoenix.

Time Difference

Phoenix, AZ

 MST

Fort Hood, TX

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 139 kg (306 pounds).

Frequent Flyer Miles Calculator

Phoenix (PHX) → Fort Hood (GRK).

Distance:
846
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
846

Round trip?