How far is Unalaska, AK, from Alpena, MI?

The distance between Alpena (Alpena County Regional Airport) and Unalaska (Unalaska Airport) is 3567 miles / 5740 kilometers / 3099 nautical miles.

Distance from Alpena to Unalaska

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

Vincenty's formula (applied above)

• 3566.695 miles
• 5740.039 kilometers
• 3099.373 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

• 3556.179 miles
• 5723.116 kilometers
• 3090.235 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 Alpena to Unalaska?

The estimated flight time from Alpena County Regional Airport to Unalaska Airport is 7 hours and 15 minutes.

What is the time difference between Alpena and Unalaska?

The time difference between Alpena and Unalaska is 5 hours. Unalaska is 5 hours behind Alpena.

Flight carbon footprint between Alpena County Regional Airport (APN) and Unalaska Airport (DUT)

On average, flying from Alpena to Unalaska generates about 403 kg of CO2 per passenger, and 403 kilograms equals 888 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Alpena to Unalaska

See the map of the shortest flight path between Alpena County Regional Airport (APN) and Unalaska Airport (DUT).

Airport information

Origin	Alpena County Regional Airport
City:	Alpena, MI
Country:	United States
IATA Code:	APN
ICAO Code:	KAPN
Coordinates:	45°4′41″N, 83°33′37″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