How far is Nanchong from Roi Et?

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

The driving distance from Roi Et (ROI) to Nanchong (NAO) is 1389 miles / 2236 kilometers, and travel time by car is about 27 hours 18 minutes.

Distance from Roi Et to Nanchong

There are several ways to calculate the distance from Roi Et to Nanchong. 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 Roi Et to Nanchong?

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

What is the time difference between Roi Et and Nanchong?

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

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

On average, flying from Roi Et to Nanchong 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 Roi Et to Nanchong

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

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