How far is Ulsan from Hanoi?

The distance between Hanoi (Noi Bai International Airport) and Ulsan (Ulsan Airport) is 1734 miles / 2791 kilometers / 1507 nautical miles.

The driving distance from Hanoi (HAN) to Ulsan (USN) is 2684 miles / 4319 kilometers, and travel time by car is about 49 hours 35 minutes.

Distance from Hanoi to Ulsan

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

Vincenty's formula (applied above)

• 1734.324 miles
• 2791.125 kilometers
• 1507.087 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

• 1734.000 miles
• 2790.602 kilometers
• 1506.805 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 Ulsan?

The estimated flight time from Noi Bai International Airport to Ulsan Airport is 3 hours and 47 minutes.

What is the time difference between Hanoi and Ulsan?

The time difference between Hanoi and Ulsan is 2 hours. Ulsan is 2 hours ahead of Hanoi.

Flight carbon footprint between Noi Bai International Airport (HAN) and Ulsan Airport (USN)

On average, flying from Hanoi to Ulsan generates about 195 kg of CO2 per passenger, and 195 kilograms equals 430 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Hanoi to Ulsan

See the map of the shortest flight path between Noi Bai International Airport (HAN) and Ulsan Airport (USN).

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	Ulsan Airport
City:	Ulsan
Country:	South Korea
IATA Code:	USN
ICAO Code:	RKPU
Coordinates:	35°35′36″N, 129°21′7″E