How far is Roi Et from Lancang Lahu Autonomous County?
The distance between Lancang Lahu Autonomous County (Lancang Jingmai Airport) and Roi Et (Roi Et Airport) is 505 miles / 813 kilometers / 439 nautical miles.
The driving distance from Lancang Lahu Autonomous County (JMJ) to Roi Et (ROI) is 805 miles / 1295 kilometers, and travel time by car is about 16 hours 30 minutes.
Lancang Jingmai Airport – Roi Et Airport
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Distance from Lancang Lahu Autonomous County to Roi Et
There are several ways to calculate the distance from Lancang Lahu Autonomous County to Roi Et. Here are two standard methods:
Vincenty's formula (applied above)- 505.443 miles
- 813.431 kilometers
- 439.218 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- 506.919 miles
- 815.808 kilometers
- 440.501 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 Lancang Lahu Autonomous County to Roi Et?
The estimated flight time from Lancang Jingmai Airport to Roi Et Airport is 1 hour and 27 minutes.
What is the time difference between Lancang Lahu Autonomous County and Roi Et?
Flight carbon footprint between Lancang Jingmai Airport (JMJ) and Roi Et Airport (ROI)
On average, flying from Lancang Lahu Autonomous County to Roi Et generates about 99 kg of CO2 per passenger, and 99 kilograms equals 219 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Lancang Lahu Autonomous County to Roi Et
See the map of the shortest flight path between Lancang Jingmai Airport (JMJ) and Roi Et Airport (ROI).
Airport information
| Origin | Lancang Jingmai Airport |
|---|---|
| City: | Lancang Lahu Autonomous County |
| Country: | China  |
| IATA Code: | JMJ |
| ICAO Code: | ZPJM |
| Coordinates: | 22°24′56″N, 99°47′11″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 |