How far is Lanzhou from Roi Et?
The distance between Roi Et (Roi Et Airport) and Lanzhou (Lanzhou Zhongchuan International Airport) is 1404 miles / 2260 kilometers / 1220 nautical miles.
The driving distance from Roi Et (ROI) to Lanzhou (LHW) is 1914 miles / 3081 kilometers, and travel time by car is about 36 hours 56 minutes.
Roi Et Airport – Lanzhou Zhongchuan International Airport
Search flights
Distance from Roi Et to Lanzhou
There are several ways to calculate the distance from Roi Et to Lanzhou. 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 Roi Et to Lanzhou?
The estimated flight time from Roi Et Airport to Lanzhou Zhongchuan International Airport is 3 hours and 9 minutes.
What is the time difference between Roi Et and Lanzhou?
The time difference between Roi Et and Lanzhou is 1 hour. Lanzhou is 1 hour ahead of Roi Et.
Flight carbon footprint between Roi Et Airport (ROI) and Lanzhou Zhongchuan International Airport (LHW)
On average, flying from Roi Et to Lanzhou 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 Roi Et to Lanzhou
See the map of the shortest flight path between Roi Et Airport (ROI) and Lanzhou Zhongchuan International Airport (LHW).
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 | Lanzhou Zhongchuan International Airport |
|---|---|
| City: | Lanzhou |
| Country: | China  |
| IATA Code: | LHW |
| ICAO Code: | ZLLL |
| Coordinates: | 36°30′54″N, 103°37′12″E |