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How far is Fort Hood, TX, from Port of Spain?

The distance between Port of Spain (Piarco International Airport) and Fort Hood (Killeen–Fort Hood Regional Airport) is 2728 miles / 4391 kilometers / 2371 nautical miles.

Piarco International Airport – Killeen–Fort Hood Regional Airport

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2728
Miles
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4391
Kilometers
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2371
Nautical miles

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Distance from Port of Spain to Fort Hood

There are several ways to calculate the distance from Port of Spain to Fort Hood. Here are two standard methods:

Vincenty's formula (applied above)
  • 2728.280 miles
  • 4390.740 kilometers
  • 2370.810 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 2728.269 miles
  • 4390.723 kilometers
  • 2370.801 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).

How long does it take to fly from Port of Spain to Fort Hood?

The estimated flight time from Piarco International Airport to Killeen–Fort Hood Regional Airport is 5 hours and 39 minutes.

Flight carbon footprint between Piarco International Airport (POS) and Killeen–Fort Hood Regional Airport (GRK)

On average, flying from Port of Spain to Fort Hood generates about 302 kg of CO2 per passenger, and 302 kilograms equals 666 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Port of Spain to Fort Hood

See the map of the shortest flight path between Piarco International Airport (POS) and Killeen–Fort Hood Regional Airport (GRK).

Airport information

Origin Piarco International Airport
City: Port of Spain
Country: Trinidad and Tobago Flag of Trinidad and Tobago
IATA Code: POS
ICAO Code: TTPP
Coordinates: 10°35′43″N, 61°20′13″W
Destination 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