How far is Roi Et from Longnan?

The distance between Longnan (Longnan Chengxian Airport) and Roi Et (Roi Et Airport) is 1223 miles / 1968 kilometers / 1063 nautical miles.

The driving distance from Longnan (LNL) to Roi Et (ROI) is 1671 miles / 2690 kilometers, and travel time by car is about 32 hours 25 minutes.

Distance from Longnan to Roi Et

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

Vincenty's formula (applied above)

• 1222.902 miles
• 1968.071 kilometers
• 1062.673 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

• 1227.437 miles
• 1975.368 kilometers
• 1066.613 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 Longnan to Roi Et?

The estimated flight time from Longnan Chengxian Airport to Roi Et Airport is 2 hours and 48 minutes.

What is the time difference between Longnan and Roi Et?

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

Flight carbon footprint between Longnan Chengxian Airport (LNL) and Roi Et Airport (ROI)

On average, flying from Longnan to Roi Et generates about 162 kg of CO2 per passenger, and 162 kilograms equals 358 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

See the map of the shortest flight path between Longnan Chengxian Airport (LNL) and Roi Et Airport (ROI).

Airport information

Origin	Longnan Chengxian Airport
City:	Longnan
Country:	China
IATA Code:	LNL
ICAO Code:	ZLLN
Coordinates:	33°47′16″N, 105°47′49″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