How far is Roi Et from Xi'an?
The distance between Xi'an (Xi'an Xianyang International Airport) and Roi Et (Roi Et Airport) is 1299 miles / 2091 kilometers / 1129 nautical miles.
The driving distance from Xi'an (XIY) to Roi Et (ROI) is 1734 miles / 2790 kilometers, and travel time by car is about 33 hours 29 minutes.
Xi'an Xianyang International Airport – Roi Et Airport
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Distance from Xi'an to Roi Et
There are several ways to calculate the distance from Xi'an to Roi Et. Here are two standard methods:
Vincenty's formula (applied above)- 1299.164 miles
- 2090.802 kilometers
- 1128.943 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- 1303.594 miles
- 2097.932 kilometers
- 1132.793 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 Xi'an to Roi Et?
The estimated flight time from Xi'an Xianyang International Airport to Roi Et Airport is 2 hours and 57 minutes.
What is the time difference between Xi'an and Roi Et?
The time difference between Xi'an and Roi Et is 1 hour. Roi Et is 1 hour behind Xi'an.
Flight carbon footprint between Xi'an Xianyang International Airport (XIY) and Roi Et Airport (ROI)
On average, flying from Xi'an to Roi Et generates about 167 kg of CO2 per passenger, and 167 kilograms equals 368 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Xi'an to Roi Et
See the map of the shortest flight path between Xi'an Xianyang International Airport (XIY) and Roi Et Airport (ROI).
Airport information
| Origin | Xi'an Xianyang International Airport |
|---|---|
| City: | Xi'an |
| Country: | China  |
| IATA Code: | XIY |
| ICAO Code: | ZLXY |
| Coordinates: | 34°26′49″N, 108°45′7″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 |