How far is Roi Et from Lanzhou?
The distance between Lanzhou (Lanzhou Zhongchuan International Airport) and Roi Et (Roi Et Airport) is 1404 miles / 2260 kilometers / 1220 nautical miles.
The driving distance from Lanzhou (LHW) to Roi Et (ROI) is 1936 miles / 3116 kilometers, and travel time by car is about 37 hours 28 minutes.
Lanzhou Zhongchuan International Airport – Roi Et Airport
Search flights
Distance from Lanzhou to Roi Et
There are several ways to calculate the distance from Lanzhou to Roi Et. Here are two standard methods:
Vincenty's formula (applied above)- 1404.420 miles
- 2260.194 kilometers
- 1220.407 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- 1409.427 miles
- 2268.253 kilometers
- 1224.759 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 Lanzhou to Roi Et?
The estimated flight time from Lanzhou Zhongchuan International Airport to Roi Et Airport is 3 hours and 9 minutes.
What is the time difference between Lanzhou and Roi Et?
The time difference between Lanzhou and Roi Et is 1 hour. Roi Et is 1 hour behind Lanzhou.
Flight carbon footprint between Lanzhou Zhongchuan International Airport (LHW) and Roi Et Airport (ROI)
On average, flying from Lanzhou to Roi Et generates about 173 kg of CO2 per passenger, and 173 kilograms equals 382 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Lanzhou to Roi Et
See the map of the shortest flight path between Lanzhou Zhongchuan International Airport (LHW) and Roi Et Airport (ROI).
Airport information
| Origin | Lanzhou Zhongchuan International Airport |
|---|---|
| City: | Lanzhou |
| Country: | China  |
| IATA Code: | LHW |
| ICAO Code: | ZLLL |
| Coordinates: | 36°30′54″N, 103°37′12″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 |