How far is Hengyang from Roi Et?

The distance between Roi Et (Roi Et Airport) and Hengyang (Hengyang Nanyue Airport) is 935 miles / 1505 kilometers / 813 nautical miles.

The driving distance from Roi Et (ROI) to Hengyang (HNY) is 1208 miles / 1944 kilometers, and travel time by car is about 23 hours 48 minutes.

Distance from Roi Et to Hengyang

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

Vincenty's formula (applied above)

• 935.100 miles
• 1504.898 kilometers
• 812.580 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

• 937.056 miles
• 1508.045 kilometers
• 814.279 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 Roi Et to Hengyang?

The estimated flight time from Roi Et Airport to Hengyang Nanyue Airport is 2 hours and 16 minutes.

What is the time difference between Roi Et and Hengyang?

The time difference between Roi Et and Hengyang is 1 hour. Hengyang is 1 hour ahead of Roi Et.

Flight carbon footprint between Roi Et Airport (ROI) and Hengyang Nanyue Airport (HNY)

On average, flying from Roi Et to Hengyang generates about 146 kg of CO2 per passenger, and 146 kilograms equals 322 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Roi Et to Hengyang

See the map of the shortest flight path between Roi Et Airport (ROI) and Hengyang Nanyue Airport (HNY).

Airport information

Origin	Roi Et Airport
City:	Roi Et
Country:	Thailand
IATA Code:	ROI
ICAO Code:	VTUV
Coordinates:	16°7′0″N, 103°46′26″E

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