How far is Roi Et from Nanchong?

The distance between Nanchong (Nanchong Gaoping Airport) and Roi Et (Roi Et Airport) is 1018 miles / 1638 kilometers / 884 nautical miles.

The driving distance from Nanchong (NAO) to Roi Et (ROI) is 1396 miles / 2246 kilometers, and travel time by car is about 27 hours 23 minutes.

Distance from Nanchong to Roi Et

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

Vincenty's formula (applied above)

• 1017.660 miles
• 1637.764 kilometers
• 884.322 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

• 1021.594 miles
• 1644.097 kilometers
• 887.741 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 Nanchong to Roi Et?

The estimated flight time from Nanchong Gaoping Airport to Roi Et Airport is 2 hours and 25 minutes.

What is the time difference between Nanchong and Roi Et?

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

Flight carbon footprint between Nanchong Gaoping Airport (NAO) and Roi Et Airport (ROI)

On average, flying from Nanchong to Roi Et generates about 152 kg of CO2 per passenger, and 152 kilograms equals 335 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

See the map of the shortest flight path between Nanchong Gaoping Airport (NAO) and Roi Et Airport (ROI).

Airport information

Origin	Nanchong Gaoping Airport
City:	Nanchong
Country:	China
IATA Code:	NAO
ICAO Code:	ZUNC
Coordinates:	30°45′14″N, 106°3′43″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