How far is Zunyi from Roi Et?

The distance between Roi Et (Roi Et Airport) and Zunyi (Zunyi Xinzhou Airport) is 816 miles / 1313 kilometers / 709 nautical miles.

The driving distance from Roi Et (ROI) to Zunyi (ZYI) is 1128 miles / 1815 kilometers, and travel time by car is about 22 hours 42 minutes.

Distance from Roi Et to Zunyi

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

Vincenty's formula (applied above)

• 816.002 miles
• 1313.228 kilometers
• 709.086 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

• 819.120 miles
• 1318.246 kilometers
• 711.796 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 Zunyi?

The estimated flight time from Roi Et Airport to Zunyi Xinzhou Airport is 2 hours and 2 minutes.

What is the time difference between Roi Et and Zunyi?

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

Flight carbon footprint between Roi Et Airport (ROI) and Zunyi Xinzhou Airport (ZYI)

On average, flying from Roi Et to Zunyi generates about 136 kg of CO2 per passenger, and 136 kilograms equals 301 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 Zunyi

See the map of the shortest flight path between Roi Et Airport (ROI) and Zunyi Xinzhou Airport (ZYI).

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	Zunyi Xinzhou Airport
City:	Zunyi
Country:	China
IATA Code:	ZYI
ICAO Code:	ZUZY
Coordinates:	27°35′22″N, 107°0′2″E