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

The distance between San Diego (San Diego International Airport) and Unalaska (Unalaska Airport) is 2807 miles / 4518 kilometers / 2439 nautical miles.

Distance from San Diego to Unalaska

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

Vincenty's formula (applied above)

• 2807.048 miles
• 4517.507 kilometers
• 2439.258 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

• 2802.272 miles
• 4509.819 kilometers
• 2435.108 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 Diego to Unalaska?

The estimated flight time from San Diego International Airport to Unalaska Airport is 5 hours and 48 minutes.

What is the time difference between San Diego and Unalaska?

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

Flight carbon footprint between San Diego International Airport (SAN) and Unalaska Airport (DUT)

On average, flying from San Diego to Unalaska generates about 311 kg of CO2 per passenger, and 311 kilograms equals 686 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from San Diego to Unalaska

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

Airport information

Origin	San Diego International Airport
City:	San Diego, CA
Country:	United States
IATA Code:	SAN
ICAO Code:	KSAN
Coordinates:	32°44′0″N, 117°11′24″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