How far is Roanoke, VA, from Hanoi?

The distance between Hanoi (Noi Bai International Airport) and Roanoke (Roanoke–Blacksburg Regional Airport) is 8386 miles / 13496 kilometers / 7287 nautical miles.

Distance from Hanoi to Roanoke

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

Vincenty's formula (applied above)

• 8385.804 miles
• 13495.643 kilometers
• 7287.065 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

• 8374.143 miles
• 13476.877 kilometers
• 7276.932 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 Hanoi to Roanoke?

The estimated flight time from Noi Bai International Airport to Roanoke–Blacksburg Regional Airport is 16 hours and 22 minutes.

What is the time difference between Hanoi and Roanoke?

The time difference between Hanoi and Roanoke is 12 hours. Roanoke is 12 hours behind Hanoi.

Flight carbon footprint between Noi Bai International Airport (HAN) and Roanoke–Blacksburg Regional Airport (ROA)

On average, flying from Hanoi to Roanoke generates about 1 055 kg of CO2 per passenger, and 1 055 kilograms equals 2 326 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Hanoi to Roanoke

See the map of the shortest flight path between Noi Bai International Airport (HAN) and Roanoke–Blacksburg Regional Airport (ROA).

Airport information

Origin	Noi Bai International Airport
City:	Hanoi
Country:	Vietnam
IATA Code:	HAN
ICAO Code:	VVNB
Coordinates:	21°13′16″N, 105°48′25″E

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