Air Miles Calculator

Distance between Chiang Rai (CEI) and Ubon Ratchathani (UBP)

Distance from Chiang Rai to Ubon Ratchathani (Chiang Rai International Airport – Ubon Ratchathani Airport) is 461 miles / 742 kilometers / 401 nautical miles.

How far is Ubon Ratchathani from Chiang Rai?

There are several ways to calculate distances between Chiang Rai and Ubon Ratchathani. Here are two common 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 earth.

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).

Flight duration

Estimated flight time from Chiang Rai International Airport (CEI) to Ubon Ratchathani Airport (UBP) is 1 hour 22 minutes.

Time difference and current local times

There is no time difference between Chiang Rai and Ubon Ratchathani.

Time Difference

Chiang Rai
Ubon Ratchathani

Chiang Rai

 +07

Ubon Ratchathani

 +07

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 93 kg (205 pounds).

Airport information


A Chiang Rai International Airport
City: Chiang Rai
Country: Thailand Flag of Thailand
IATA Code: CEI
ICAO Code: VTCT
Coordinates: 19°57′8″N, 99°52′58″E

B Ubon Ratchathani Airport
City: Ubon Ratchathani
Country: Thailand Flag of Thailand
IATA Code: UBP
ICAO Code: VTUU
Coordinates: 15°15′4″N, 104°52′12″E

Map

Chiang Rai to Ubon Ratchathani flight map.

Frequent Flyer Miles Calculator

Chiang Rai (CEI) → Ubon Ratchathani (UBP).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
461
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
461

Round trip?