How far is Roi Et from Dazhou?

The distance between Dazhou (Dazhou Heshi Airport) and Roi Et (Roi Et Airport) is 1071 miles / 1724 kilometers / 931 nautical miles.

The driving distance from Dazhou (DAX) to Roi Et (ROI) is 1434 miles / 2308 kilometers, and travel time by car is about 28 hours 5 minutes.

Distance from Dazhou to Roi Et

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

Vincenty's formula (applied above)

• 1071.040 miles
• 1723.672 kilometers
• 930.708 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

• 1074.974 miles
• 1730.003 kilometers
• 934.127 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 Dazhou to Roi Et?

The estimated flight time from Dazhou Heshi Airport to Roi Et Airport is 2 hours and 31 minutes.

What is the time difference between Dazhou and Roi Et?

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

Flight carbon footprint between Dazhou Heshi Airport (DAX) and Roi Et Airport (ROI)

On average, flying from Dazhou to Roi Et generates about 155 kg of CO2 per passenger, and 155 kilograms equals 342 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

See the map of the shortest flight path between Dazhou Heshi Airport (DAX) and Roi Et Airport (ROI).

Airport information

Origin	Dazhou Heshi Airport
City:	Dazhou
Country:	China
IATA Code:	DAX
ICAO Code:	ZUDX
Coordinates:	31°17′59″N, 107°30′0″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