How far is Ulsan from Dong Hoi?

The distance between Dong Hoi (Dong Hoi Airport) and Ulsan (Ulsan Airport) is 1871 miles / 3011 kilometers / 1626 nautical miles.

The driving distance from Dong Hoi (VDH) to Ulsan (USN) is 2976 miles / 4789 kilometers, and travel time by car is about 55 hours 11 minutes.

Distance from Dong Hoi to Ulsan

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

Vincenty's formula (applied above)

• 1871.106 miles
• 3011.253 kilometers
• 1625.946 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

• 1872.180 miles
• 3012.982 kilometers
• 1626.880 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 Dong Hoi to Ulsan?

The estimated flight time from Dong Hoi Airport to Ulsan Airport is 4 hours and 2 minutes.

What is the time difference between Dong Hoi and Ulsan?

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

Flight carbon footprint between Dong Hoi Airport (VDH) and Ulsan Airport (USN)

On average, flying from Dong Hoi to Ulsan generates about 206 kg of CO2 per passenger, and 206 kilograms equals 454 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Dong Hoi to Ulsan

See the map of the shortest flight path between Dong Hoi Airport (VDH) and Ulsan Airport (USN).

Airport information

Origin	Dong Hoi Airport
City:	Dong Hoi
Country:	Vietnam
IATA Code:	VDH
ICAO Code:	VVDH
Coordinates:	17°30′54″N, 106°35′26″E

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