How far is Ulaanbaatar from Chiang Rai?
The distance between Chiang Rai (Chiang Rai International Airport) and Ulaanbaatar (Chinggis Khaan International Airport) is 1948 miles / 3135 kilometers / 1693 nautical miles.
The driving distance from Chiang Rai (CEI) to Ulaanbaatar (UBN) is 2517 miles / 4050 kilometers, and travel time by car is about 50 hours 36 minutes.
Chiang Rai International Airport – Chinggis Khaan International Airport
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Distance from Chiang Rai to Ulaanbaatar
There are several ways to calculate the distance from Chiang Rai to Ulaanbaatar. Here are two standard methods:
Vincenty's formula (applied above)- 1948.282 miles
- 3135.456 kilometers
- 1693.011 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- 1952.634 miles
- 3142.460 kilometers
- 1696.793 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 Chiang Rai to Ulaanbaatar?
The estimated flight time from Chiang Rai International Airport to Chinggis Khaan International Airport is 4 hours and 11 minutes.
What is the time difference between Chiang Rai and Ulaanbaatar?
Flight carbon footprint between Chiang Rai International Airport (CEI) and Chinggis Khaan International Airport (UBN)
On average, flying from Chiang Rai to Ulaanbaatar generates about 213 kg of CO2 per passenger, and 213 kilograms equals 469 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Chiang Rai to Ulaanbaatar
See the map of the shortest flight path between Chiang Rai International Airport (CEI) and Chinggis Khaan International Airport (UBN).
Airport information
| Origin | Chiang Rai International Airport |
|---|---|
| City: | Chiang Rai |
| Country: | Thailand  |
| IATA Code: | CEI |
| ICAO Code: | VTCT |
| Coordinates: | 19°57′8″N, 99°52′58″E |
| Destination | Chinggis Khaan International Airport |
|---|---|
| City: | Ulaanbaatar |
| Country: | Mongolia  |
| IATA Code: | UBN |
| ICAO Code: | ZMCK |
| Coordinates: | 47°38′48″N, 106°49′11″E |