How far is Changde from Roi Et?

The distance between Roi Et (Roi Et Airport) and Changde (Changde Taohuayuan Airport) is 1014 miles / 1631 kilometers / 881 nautical miles.

The driving distance from Roi Et (ROI) to Changde (CGD) is 1368 miles / 2201 kilometers, and travel time by car is about 26 hours 30 minutes.

Distance from Roi Et to Changde

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

Vincenty's formula (applied above)

• 1013.532 miles
• 1631.121 kilometers
• 880.735 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

• 1016.277 miles
• 1635.539 kilometers
• 883.120 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 Changde?

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

What is the time difference between Roi Et and Changde?

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

Flight carbon footprint between Roi Et Airport (ROI) and Changde Taohuayuan Airport (CGD)

On average, flying from Roi Et to Changde generates about 152 kg of CO2 per passenger, and 152 kilograms equals 334 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 Changde

See the map of the shortest flight path between Roi Et Airport (ROI) and Changde Taohuayuan Airport (CGD).

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	Changde Taohuayuan Airport
City:	Changde
Country:	China
IATA Code:	CGD
ICAO Code:	ZGCD
Coordinates:	28°55′8″N, 111°38′23″E