How far is Chiang Rai from Ubon Ratchathani?
The distance between Ubon Ratchathani (Ubon Ratchathani Airport) and Chiang Rai (Chiang Rai International Airport) is 461 miles / 742 kilometers / 401 nautical miles.
The driving distance from Ubon Ratchathani (UBP) to Chiang Rai (CEI) is 628 miles / 1010 kilometers, and travel time by car is about 13 hours 32 minutes.
Ubon Ratchathani Airport – Chiang Rai International Airport
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Distance from Ubon Ratchathani to Chiang Rai
There are several ways to calculate the distance from Ubon Ratchathani to Chiang Rai. Here are two standard methods:
Vincenty's formula (applied above)- 461.103 miles
- 742.074 kilometers
- 400.688 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- 461.834 miles
- 743.249 kilometers
- 401.323 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 Ubon Ratchathani to Chiang Rai?
The estimated flight time from Ubon Ratchathani Airport to Chiang Rai International Airport is 1 hour and 22 minutes.
What is the time difference between Ubon Ratchathani and Chiang Rai?
There is no time difference between Ubon Ratchathani and Chiang Rai.
Flight carbon footprint between Ubon Ratchathani Airport (UBP) and Chiang Rai International Airport (CEI)
On average, flying from Ubon Ratchathani to Chiang Rai generates about 93 kg of CO2 per passenger, and 93 kilograms equals 205 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Ubon Ratchathani to Chiang Rai
See the map of the shortest flight path between Ubon Ratchathani Airport (UBP) and Chiang Rai International Airport (CEI).
Airport information
| Origin | Ubon Ratchathani Airport |
|---|---|
| City: | Ubon Ratchathani |
| Country: | Thailand  |
| IATA Code: | UBP |
| ICAO Code: | VTUU |
| Coordinates: | 15°15′4″N, 104°52′12″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 |