How far is Changzhi from Roi Et?

The distance between Roi Et (Roi Et Airport) and Changzhi (Changzhi Wangcun Airport) is 1501 miles / 2415 kilometers / 1304 nautical miles.

The driving distance from Roi Et (ROI) to Changzhi (CIH) is 1937 miles / 3117 kilometers, and travel time by car is about 36 hours 46 minutes.

Distance from Roi Et to Changzhi

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

Vincenty's formula (applied above)

• 1500.689 miles
• 2415.125 kilometers
• 1304.063 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

• 1504.889 miles
• 2421.884 kilometers
• 1307.713 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 Changzhi?

The estimated flight time from Roi Et Airport to Changzhi Wangcun Airport is 3 hours and 20 minutes.

What is the time difference between Roi Et and Changzhi?

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

Flight carbon footprint between Roi Et Airport (ROI) and Changzhi Wangcun Airport (CIH)

On average, flying from Roi Et to Changzhi generates about 180 kg of CO2 per passenger, and 180 kilograms equals 396 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 Changzhi

See the map of the shortest flight path between Roi Et Airport (ROI) and Changzhi Wangcun Airport (CIH).

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	Changzhi Wangcun Airport
City:	Changzhi
Country:	China
IATA Code:	CIH
ICAO Code:	ZBCZ
Coordinates:	36°14′51″N, 113°7′33″E