# Distance between Rayong (UTP) and Khon Kaen (KKC)

Flight distance from Rayong to Khon Kaen (U-Tapao International Airport – Khon Kaen Airport) is 286 miles / 461 kilometers / 249 nautical miles. Estimated flight time is 1 hour 2 minutes.

Driving distance from Rayong (UTP) to Khon Kaen (KKC) is 328 miles / 528 kilometers and travel time by car is about 6 hours 21 minutes.

## Map of flight path and driving directions from Rayong to Khon Kaen.

Shortest flight path between U-Tapao International Airport (UTP) and Khon Kaen Airport (KKC).

## How far is Khon Kaen from Rayong?

There are several ways to calculate distances between Rayong and Khon Kaen. Here are two common methods:

Vincenty's formula (applied above)
• 286.289 miles
• 460.737 kilometers
• 248.778 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
• 287.401 miles
• 462.527 kilometers
• 249.744 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 U-Tapao International Airport
City: Rayong
Country: Thailand
IATA Code: UTP
ICAO Code: VTBU
Coordinates: 12°40′47″N, 101°0′17″E

B Khon Kaen Airport
City: Khon Kaen
Country: Thailand
IATA Code: KKC
ICAO Code: VTUK
Coordinates: 16°27′59″N, 102°47′2″E

## Time difference and current local times

There is no time difference between Rayong and Khon Kaen.

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## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 67 kg (148 pounds).

## Frequent Flyer Miles Calculator

Rayong (UTP) → Khon Kaen (KKC).

Distance:
286
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
286

Round trip?