Air Miles Calculator

Distance between San Juan (SJU) and Fort Hood, TX (GRK)

Distance from San Juan to Fort Hood (San Juan Luis Muñoz Marín International Airport – Killeen–Fort Hood Regional Airport) is 2171 miles / 3493 kilometers / 1886 nautical miles.

How far is Fort Hood from San Juan?

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

Vincenty's formula (applied above)
  • 2170.687 miles
  • 3493.382 kilometers
  • 1886.275 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
  • 2168.908 miles
  • 3490.519 kilometers
  • 1884.729 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).

Flight duration

Estimated flight time from San Juan Luis Muñoz Marín International Airport (SJU) to Killeen–Fort Hood Regional Airport (GRK) is 4 hours 36 minutes.

Time difference and current local times

The time difference between San Juan and Fort Hood is 1 hour. Fort Hood is 1 hour behind San Juan.

Time Difference

San Juan
Fort Hood

San Juan

 AST

Fort Hood, TX

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 241 kg (531 pounds).

Airport information


A San Juan Luis Muñoz Marín International Airport
City: San Juan
Country: Puerto Rico Flag of Puerto Rico
IATA Code: SJU
ICAO Code: TJSJ
Coordinates: 18°26′21″N, 66°0′6″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

San Juan to Fort Hood flight path

Shortest flight path between San Juan Luis Muñoz Marín International Airport (SJU) and Killeen–Fort Hood Regional Airport (GRK).

Frequent Flyer Miles Calculator

San Juan (SJU) → Fort Hood (GRK).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
2171
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2171

Round trip?