How far is Uliastai from Roi Et?
The distance between Roi Et (Roi Et Airport) and Uliastai (Donoi Airport) is 2216 miles / 3566 kilometers / 1926 nautical miles.
The driving distance from Roi Et (ROI) to Uliastai (ULZ) is 3194 miles / 5140 kilometers, and travel time by car is about 67 hours 31 minutes.
Roi Et Airport – Donoi Airport
Search flights
Distance from Roi Et to Uliastai
There are several ways to calculate the distance from Roi Et to Uliastai. Here are two standard methods:
Vincenty's formula (applied above)- 2215.986 miles
- 3566.283 kilometers
- 1925.639 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- 2221.563 miles
- 3575.259 kilometers
- 1930.485 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 Uliastai?
The estimated flight time from Roi Et Airport to Donoi Airport is 4 hours and 41 minutes.
What is the time difference between Roi Et and Uliastai?
Flight carbon footprint between Roi Et Airport (ROI) and Donoi Airport (ULZ)
On average, flying from Roi Et to Uliastai generates about 242 kg of CO2 per passenger, and 242 kilograms equals 534 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 Uliastai
See the map of the shortest flight path between Roi Et Airport (ROI) and Donoi Airport (ULZ).
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 | Donoi Airport |
|---|---|
| City: | Uliastai |
| Country: | Mongolia  |
| IATA Code: | ULZ |
| ICAO Code: | ZMDN |
| Coordinates: | 47°42′33″N, 96°31′32″E |