How far is Unalaska, AK, from Florence, SC?

The distance between Florence (Florence Regional Airport) and Unalaska (Unalaska Airport) is 4242 miles / 6826 kilometers / 3686 nautical miles.

Distance from Florence to Unalaska

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

Vincenty's formula (applied above)

• 4241.686 miles
• 6826.332 kilometers
• 3685.924 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

• 4231.811 miles
• 6810.440 kilometers
• 3677.343 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 Florence to Unalaska?

The estimated flight time from Florence Regional Airport to Unalaska Airport is 8 hours and 31 minutes.

What is the time difference between Florence and Unalaska?

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

Flight carbon footprint between Florence Regional Airport (FLO) and Unalaska Airport (DUT)

On average, flying from Florence to Unalaska generates about 487 kg of CO2 per passenger, and 487 kilograms equals 1 073 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Florence to Unalaska

See the map of the shortest flight path between Florence Regional Airport (FLO) and Unalaska Airport (DUT).

Airport information

Origin	Florence Regional Airport
City:	Florence, SC
Country:	United States
IATA Code:	FLO
ICAO Code:	KFLO
Coordinates:	34°11′7″N, 79°43′26″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