How far is Dong Hoi from Hengyang?

The distance between Hengyang (Hengyang Nanyue Airport) and Dong Hoi (Dong Hoi Airport) is 753 miles / 1211 kilometers / 654 nautical miles.

The driving distance from Hengyang (HNY) to Dong Hoi (VDH) is 981 miles / 1579 kilometers, and travel time by car is about 18 hours 18 minutes.

Distance from Hengyang to Dong Hoi

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

Vincenty's formula (applied above)

• 752.714 miles
• 1211.375 kilometers
• 654.090 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

• 754.704 miles
• 1214.579 kilometers
• 655.820 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 Hengyang to Dong Hoi?

The estimated flight time from Hengyang Nanyue Airport to Dong Hoi Airport is 1 hour and 55 minutes.

What is the time difference between Hengyang and Dong Hoi?

The time difference between Hengyang and Dong Hoi is 1 hour. Dong Hoi is 1 hour behind Hengyang.

Flight carbon footprint between Hengyang Nanyue Airport (HNY) and Dong Hoi Airport (VDH)

On average, flying from Hengyang to Dong Hoi generates about 130 kg of CO2 per passenger, and 130 kilograms equals 287 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

See the map of the shortest flight path between Hengyang Nanyue Airport (HNY) and Dong Hoi Airport (VDH).

Airport information

Origin	Hengyang Nanyue Airport
City:	Hengyang
Country:	China
IATA Code:	HNY
ICAO Code:	ZGHY
Coordinates:	26°54′19″N, 112°37′40″E

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