# Distance between Krabi (KBV) and Roi Et (ROI)

Flight distance from Krabi to Roi Et (Krabi International Airport – Roi Et Airport) is 639 miles / 1029 kilometers / 555 nautical miles. Estimated flight time is 1 hour 42 minutes.

Driving distance from Krabi (KBV) to Roi Et (ROI) is 816 miles / 1314 kilometers and travel time by car is about 14 hours 57 minutes.

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

Shortest flight path between Krabi International Airport (KBV) and Roi Et Airport (ROI).

## How far is Roi Et from Krabi?

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

Vincenty's formula (applied above)
• 639.084 miles
• 1028.506 kilometers
• 555.349 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
• 641.328 miles
• 1032.118 kilometers
• 557.299 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 Krabi International Airport
City: Krabi
Country: Thailand
IATA Code: KBV
ICAO Code: VTSG
Coordinates: 8°5′56″N, 98°59′10″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 Krabi and Roi Et.

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## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 118 kg (259 pounds).

## Frequent Flyer Miles Calculator

Krabi (KBV) → Roi Et (ROI).

Distance:
639
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
639

Round trip?