How far is Roi Et from Yichang?

The distance between Yichang (Yichang Sanxia Airport) and Roi Et (Roi Et Airport) is 1113 miles / 1791 kilometers / 967 nautical miles.

The driving distance from Yichang (YIH) to Roi Et (ROI) is 1518 miles / 2443 kilometers, and travel time by car is about 29 hours 14 minutes.

Distance from Yichang to Roi Et

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

Vincenty's formula (applied above)

• 1112.803 miles
• 1790.883 kilometers
• 966.999 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

• 1116.050 miles
• 1796.108 kilometers
• 969.821 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 Yichang to Roi Et?

The estimated flight time from Yichang Sanxia Airport to Roi Et Airport is 2 hours and 36 minutes.

What is the time difference between Yichang and Roi Et?

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

Flight carbon footprint between Yichang Sanxia Airport (YIH) and Roi Et Airport (ROI)

On average, flying from Yichang to Roi Et generates about 157 kg of CO2 per passenger, and 157 kilograms equals 347 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

See the map of the shortest flight path between Yichang Sanxia Airport (YIH) and Roi Et Airport (ROI).

Airport information

Origin	Yichang Sanxia Airport
City:	Yichang
Country:	China
IATA Code:	YIH
ICAO Code:	ZHYC
Coordinates:	30°40′15″N, 111°26′27″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