Air Miles Calculator

Distance between Philadelphia, PA (PHL) and Fort Hood, TX (GRK)

Flight distance from Philadelphia to Fort Hood (Philadelphia International Airport – Killeen–Fort Hood Regional Airport) is 1406 miles / 2262 kilometers / 1222 nautical miles. Estimated flight time is 3 hours 9 minutes.

Driving distance from Philadelphia (PHL) to Fort Hood (GRK) is 1617 miles / 2602 kilometers and travel time by car is about 28 hours 3 minutes.

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).

Airport information


A Philadelphia International Airport
City: Philadelphia, PA
Country: United States Flag of United States
IATA Code: PHL
ICAO Code: KPHL
Coordinates: 39°52′18″N, 75°14′27″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 Philadelphia and Fort Hood is 1 hour. Fort Hood is 1 hour behind Philadelphia.

Time Difference

Philadelphia, PA

 EST

Fort Hood, TX

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 174 kg (383 pounds).

Frequent Flyer Miles Calculator

Philadelphia (PHL) → Fort Hood (GRK).

Distance:
1406
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1406

Round trip?