How far is Chiang Rai from Ulaanbaatar?
The distance between Ulaanbaatar (Buyant-Ukhaa International Airport) and Chiang Rai (Chiang Rai International Airport) is 1961 miles / 3156 kilometers / 1704 nautical miles.
The driving distance from Ulaanbaatar (ULN) to Chiang Rai (CEI) is 2528 miles / 4069 kilometers, and travel time by car is about 50 hours 49 minutes.
Buyant-Ukhaa International Airport – Chiang Rai International Airport
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Distance from Ulaanbaatar to Chiang Rai
There are several ways to calculate the distance from Ulaanbaatar to Chiang Rai. Here are two standard methods:
Vincenty's formula (applied above)- 1960.854 miles
- 3155.689 kilometers
- 1703.936 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- 1965.215 miles
- 3162.706 kilometers
- 1707.725 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 Ulaanbaatar to Chiang Rai?
The estimated flight time from Buyant-Ukhaa International Airport to Chiang Rai International Airport is 4 hours and 12 minutes.
What is the time difference between Ulaanbaatar and Chiang Rai?
Flight carbon footprint between Buyant-Ukhaa International Airport (ULN) and Chiang Rai International Airport (CEI)
On average, flying from Ulaanbaatar to Chiang Rai generates about 214 kg of CO2 per passenger, and 214 kilograms equals 472 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Ulaanbaatar to Chiang Rai
See the map of the shortest flight path between Buyant-Ukhaa International Airport (ULN) and Chiang Rai International Airport (CEI).
Airport information
| Origin | Buyant-Ukhaa International Airport |
|---|---|
| City: | Ulaanbaatar |
| Country: | Mongolia  |
| IATA Code: | ULN |
| ICAO Code: | ZMUB |
| Coordinates: | 47°50′35″N, 106°46′1″E |
| Destination | Chiang Rai International Airport |
|---|---|
| City: | Chiang Rai |
| Country: | Thailand  |
| IATA Code: | CEI |
| ICAO Code: | VTCT |
| Coordinates: | 19°57′8″N, 99°52′58″E |