How far is Unalaska, AK, from Fort Hood, TX?

The distance between Fort Hood (Killeen–Fort Hood Regional Airport) and Unalaska (Unalaska Airport) is 3677 miles / 5918 kilometers / 3195 nautical miles.

Distance from Fort Hood to Unalaska

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

Vincenty's formula (applied above)

• 3677.256 miles
• 5917.971 kilometers
• 3195.449 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

• 3670.145 miles
• 5906.527 kilometers
• 3189.269 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 Fort Hood to Unalaska?

The estimated flight time from Killeen–Fort Hood Regional Airport to Unalaska Airport is 7 hours and 27 minutes.

What is the time difference between Fort Hood and Unalaska?

The time difference between Fort Hood and Unalaska is 4 hours. Unalaska is 4 hours behind Fort Hood.

Flight carbon footprint between Killeen–Fort Hood Regional Airport (GRK) and Unalaska Airport (DUT)

On average, flying from Fort Hood to Unalaska generates about 416 kg of CO2 per passenger, and 416 kilograms equals 918 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Fort Hood to Unalaska

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

Airport information

Origin	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

Destination	Unalaska Airport
City:	Unalaska, AK
Country:	United States
IATA Code:	DUT
ICAO Code:	PADU
Coordinates:	53°54′0″N, 166°32′38″W