# Distance between Ubon Ratchathani (UBP) and Roi Et (ROI)

Flight distance from Ubon Ratchathani to Roi Et (Ubon Ratchathani Airport – Roi Et Airport) is 94 miles / 152 kilometers / 82 nautical miles. Estimated flight time is 40 minutes.

Driving distance from Ubon Ratchathani (UBP) to Roi Et (ROI) is 105 miles / 169 kilometers and travel time by car is about 2 hours 43 minutes.

## Map of flight path and driving directions from Ubon Ratchathani to Roi Et.

Shortest flight path between Ubon Ratchathani Airport (UBP) and Roi Et Airport (ROI).

## How far is Roi Et from Ubon Ratchathani?

There are several ways to calculate distances between Ubon Ratchathani and Roi Et. Here are two common methods:

Vincenty's formula (applied above)
• 94.187 miles
• 151.580 kilometers
• 81.847 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
• 94.294 miles
• 151.752 kilometers
• 81.939 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).

## Airport information

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

B Roi Et Airport
City: Roi Et
Country: Thailand
IATA Code: ROI
ICAO Code: VTUV
Coordinates: 16°7′0″N, 103°46′26″E

## Time difference and current local times

There is no time difference between Ubon Ratchathani and Roi Et.

+07

+07

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 39 kg (86 pounds).

## Frequent Flyer Miles Calculator

Ubon Ratchathani (UBP) → Roi Et (ROI).

Distance:
94
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
94

Round trip?