How far is Fort Hood, TX, from Porto?

The distance between Porto (Porto Airport) and Fort Hood (Killeen–Fort Hood Regional Airport) is 4814 miles / 7747 kilometers / 4183 nautical miles.

Distance from Porto to Fort Hood

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

Vincenty's formula (applied above)

• 4814.013 miles
• 7747.403 kilometers
• 4183.263 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

• 4803.631 miles
• 7730.694 kilometers
• 4174.241 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 Porto to Fort Hood?

The estimated flight time from Porto Airport to Killeen–Fort Hood Regional Airport is 9 hours and 36 minutes.

What is the time difference between Porto and Fort Hood?

The time difference between Porto and Fort Hood is 6 hours. Fort Hood is 6 hours behind Porto.

Flight carbon footprint between Porto Airport (OPO) and Killeen–Fort Hood Regional Airport (GRK)

On average, flying from Porto to Fort Hood generates about 560 kg of CO2 per passenger, and 560 kilograms equals 1 234 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Porto to Fort Hood

See the map of the shortest flight path between Porto Airport (OPO) and Killeen–Fort Hood Regional Airport (GRK).

Airport information

Origin	Porto Airport
City:	Porto
Country:	Portugal
IATA Code:	OPO
ICAO Code:	LPPR
Coordinates:	41°14′53″N, 8°40′53″W

Destination	Killeen–Fort Hood Regional Airport
City:	Fort Hood, TX
Country:	United States
IATA Code:	GRK
ICAO Code:	KGRK
Coordinates:	31°4′1″N, 97°49′44″W