How far is Unalaska, AK, from Boston, MA?

The distance between Boston (Logan International Airport) and Unalaska (Unalaska Airport) is 4146 miles / 6673 kilometers / 3603 nautical miles.

Distance from Boston to Unalaska

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

Vincenty's formula (applied above)

• 4146.164 miles
• 6672.605 kilometers
• 3602.918 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

• 4134.446 miles
• 6653.746 kilometers
• 3592.735 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 Boston to Unalaska?

The estimated flight time from Logan International Airport to Unalaska Airport is 8 hours and 21 minutes.

What is the time difference between Boston and Unalaska?

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

Flight carbon footprint between Logan International Airport (BOS) and Unalaska Airport (DUT)

On average, flying from Boston to Unalaska generates about 475 kg of CO2 per passenger, and 475 kilograms equals 1 046 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Boston to Unalaska

See the map of the shortest flight path between Logan International Airport (BOS) and Unalaska Airport (DUT).

Airport information

Origin	Logan International Airport
City:	Boston, MA
Country:	United States
IATA Code:	BOS
ICAO Code:	KBOS
Coordinates:	42°21′51″N, 71°0′18″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