Map of flight path and driving directions from Philadelphia to Fort Hood.
Shortest flight path between Philadelphia International Airport (PHL) and Killeen–Fort Hood Regional Airport (GRK).
How far is Fort Hood from Philadelphia?
There are several ways to calculate distances between Philadelphia and Fort Hood. Here are two common methods:Vincenty's formula (applied above)
- 1405.725 miles
- 2262.296 kilometers
- 1221.542 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
- 1403.743 miles
- 2259.105 kilometers
- 1219.819 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).
Time difference and current local times
The time difference between Philadelphia and Fort Hood is 1 hour. Fort Hood is 1 hour behind Philadelphia.
Fort Hood, TX
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 174 kg (383 pounds).
Frequent Flyer Miles Calculator
Philadelphia (PHL) → Fort Hood (GRK).