How far is Roi Et from Changzhi?

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

The driving distance from Changzhi (CIH) to Roi Et (ROI) is 1937 miles / 3118 kilometers, and travel time by car is about 36 hours 42 minutes.

Distance from Changzhi to Roi Et

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

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

What is the time difference between Changzhi and Roi Et?

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

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

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

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

Airport information

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