How far is Unalaska, AK, from Columbia, MO?

The distance between Columbia (Columbia Regional Airport) and Unalaska (Unalaska Airport) is 3527 miles / 5676 kilometers / 3065 nautical miles.

Distance from Columbia to Unalaska

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

Vincenty's formula (applied above)

• 3526.659 miles
• 5675.608 kilometers
• 3064.583 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

• 3517.629 miles
• 5661.075 kilometers
• 3056.736 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 Columbia to Unalaska?

The estimated flight time from Columbia Regional Airport to Unalaska Airport is 7 hours and 10 minutes.

What is the time difference between Columbia and Unalaska?

The time difference between Columbia and Unalaska is 4 hours. Unalaska is 4 hours behind Columbia.

Flight carbon footprint between Columbia Regional Airport (COU) and Unalaska Airport (DUT)

On average, flying from Columbia to Unalaska generates about 398 kg of CO2 per passenger, and 398 kilograms equals 877 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Columbia to Unalaska

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

Airport information

Origin	Columbia Regional Airport
City:	Columbia, MO
Country:	United States
IATA Code:	COU
ICAO Code:	KCOU
Coordinates:	38°49′5″N, 92°13′10″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