How far is Unalaska, AK, from Pasco, WA?

The distance between Pasco (Tri-Cities Airport (Washington)) and Unalaska (Unalaska Airport) is 2131 miles / 3429 kilometers / 1852 nautical miles.

Distance from Pasco to Unalaska

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

Vincenty's formula (applied above)

• 2130.981 miles
• 3429.482 kilometers
• 1851.772 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

• 2124.783 miles
• 3419.507 kilometers
• 1846.386 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 Pasco to Unalaska?

The estimated flight time from Tri-Cities Airport (Washington) to Unalaska Airport is 4 hours and 32 minutes.

What is the time difference between Pasco and Unalaska?

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

Flight carbon footprint between Tri-Cities Airport (Washington) (PSC) and Unalaska Airport (DUT)

On average, flying from Pasco to Unalaska generates about 232 kg of CO2 per passenger, and 232 kilograms equals 512 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Pasco to Unalaska

See the map of the shortest flight path between Tri-Cities Airport (Washington) (PSC) and Unalaska Airport (DUT).

Airport information

Origin	Tri-Cities Airport (Washington)
City:	Pasco, WA
Country:	United States
IATA Code:	PSC
ICAO Code:	KPSC
Coordinates:	46°15′52″N, 119°7′8″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