How far is Longnan from Roi Et?

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

The driving distance from Roi Et (ROI) to Longnan (LNL) is 1667 miles / 2682 kilometers, and travel time by car is about 32 hours 18 minutes.

Distance from Roi Et to Longnan

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

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

What is the time difference between Roi Et and Longnan?

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

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

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

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

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