How far is Roi Et from Wuhai?

The distance between Wuhai (Wuhai Airport) and Roi Et (Roi Et Airport) is 1641 miles / 2640 kilometers / 1426 nautical miles.

The driving distance from Wuhai (WUA) to Roi Et (ROI) is 2130 miles / 3428 kilometers, and travel time by car is about 40 hours 52 minutes.

Distance from Wuhai to Roi Et

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

Vincenty's formula (applied above)

• 1640.674 miles
• 2640.410 kilometers
• 1425.707 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

• 1646.009 miles
• 2648.995 kilometers
• 1430.343 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 Wuhai to Roi Et?

The estimated flight time from Wuhai Airport to Roi Et Airport is 3 hours and 36 minutes.

What is the time difference between Wuhai and Roi Et?

The time difference between Wuhai and Roi Et is 1 hour. Roi Et is 1 hour behind Wuhai.

Flight carbon footprint between Wuhai Airport (WUA) and Roi Et Airport (ROI)

On average, flying from Wuhai to Roi Et generates about 189 kg of CO2 per passenger, and 189 kilograms equals 416 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

See the map of the shortest flight path between Wuhai Airport (WUA) and Roi Et Airport (ROI).

Airport information

Origin	Wuhai Airport
City:	Wuhai
Country:	China
IATA Code:	WUA
ICAO Code:	ZBUH
Coordinates:	39°47′36″N, 106°47′57″E

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