How far is Unalaska, AK, from San Francisco, CA?

The distance between San Francisco (San Francisco International Airport) and Unalaska (Unalaska Airport) is 2362 miles / 3801 kilometers / 2052 nautical miles.

Distance from San Francisco to Unalaska

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

Vincenty's formula (applied above)

• 2361.705 miles
• 3800.795 kilometers
• 2052.265 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

• 2356.810 miles
• 3792.918 kilometers
• 2048.012 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 San Francisco to Unalaska?

The estimated flight time from San Francisco International Airport to Unalaska Airport is 4 hours and 58 minutes.

What is the time difference between San Francisco and Unalaska?

The time difference between San Francisco and Unalaska is 2 hours. Unalaska is 2 hours behind San Francisco.

Flight carbon footprint between San Francisco International Airport (SFO) and Unalaska Airport (DUT)

On average, flying from San Francisco to Unalaska generates about 259 kg of CO2 per passenger, and 259 kilograms equals 571 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from San Francisco to Unalaska

See the map of the shortest flight path between San Francisco International Airport (SFO) and Unalaska Airport (DUT).

Airport information

Origin	San Francisco International Airport
City:	San Francisco, CA
Country:	United States
IATA Code:	SFO
ICAO Code:	KSFO
Coordinates:	37°37′8″N, 122°22′30″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