How far is Unalaska, AK, from Portland, OR?

The distance between Portland (Portland International Airport) and Unalaska (Unalaska Airport) is 2014 miles / 3241 kilometers / 1750 nautical miles.

Distance from Portland to Unalaska

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

Vincenty's formula (applied above)

• 2014.099 miles
• 3241.378 kilometers
• 1750.204 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

• 2008.399 miles
• 3232.206 kilometers
• 1745.251 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 Portland to Unalaska?

The estimated flight time from Portland International Airport to Unalaska Airport is 4 hours and 18 minutes.

What is the time difference between Portland and Unalaska?

The time difference between Portland and Unalaska is 2 hours. Unalaska is 2 hours behind Portland.

Flight carbon footprint between Portland International Airport (PDX) and Unalaska Airport (DUT)

On average, flying from Portland to Unalaska generates about 219 kg of CO2 per passenger, and 219 kilograms equals 483 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Portland to Unalaska

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

Airport information

Origin	Portland International Airport
City:	Portland, OR
Country:	United States
IATA Code:	PDX
ICAO Code:	KPDX
Coordinates:	45°35′19″N, 122°35′52″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