How far is Roanoke, VA, from Unalaska, AK?

The distance between Unalaska (Unalaska Airport) and Roanoke (Roanoke–Blacksburg Regional Airport) is 4073 miles / 6555 kilometers / 3540 nautical miles.

Distance from Unalaska to Roanoke

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

Vincenty's formula (applied above)

• 4073.277 miles
• 6555.305 kilometers
• 3539.581 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

• 4062.993 miles
• 6538.753 kilometers
• 3530.644 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 Unalaska to Roanoke?

The estimated flight time from Unalaska Airport to Roanoke–Blacksburg Regional Airport is 8 hours and 12 minutes.

What is the time difference between Unalaska and Roanoke?

The time difference between Unalaska and Roanoke is 5 hours. Roanoke is 5 hours ahead of Unalaska.

Flight carbon footprint between Unalaska Airport (DUT) and Roanoke–Blacksburg Regional Airport (ROA)

On average, flying from Unalaska to Roanoke generates about 466 kg of CO2 per passenger, and 466 kilograms equals 1 026 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Unalaska to Roanoke

See the map of the shortest flight path between Unalaska Airport (DUT) and Roanoke–Blacksburg Regional Airport (ROA).

Airport information

Origin	Unalaska Airport
City:	Unalaska, AK
Country:	United States
IATA Code:	DUT
ICAO Code:	PADU
Coordinates:	53°54′0″N, 166°32′38″W

Destination	Roanoke–Blacksburg Regional Airport
City:	Roanoke, VA
Country:	United States
IATA Code:	ROA
ICAO Code:	KROA
Coordinates:	37°19′31″N, 79°58′31″W