# Distance between Hat Yai (HDY) and Khon Kaen (KKC)

Flight distance from Hat Yai to Khon Kaen (Hat Yai International Airport – Khon Kaen Airport) is 675 miles / 1086 kilometers / 587 nautical miles. Estimated flight time is 1 hour 46 minutes.

Driving distance from Hat Yai (HDY) to Khon Kaen (KKC) is 866 miles / 1394 kilometers and travel time by car is about 15 hours 37 minutes.

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

Shortest flight path between Hat Yai International Airport (HDY) and Khon Kaen Airport (KKC).

## How far is Khon Kaen from Hat Yai?

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

Vincenty's formula (applied above)
• 674.972 miles
• 1086.262 kilometers
• 586.535 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
• 678.218 miles
• 1091.486 kilometers
• 589.355 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 Hat Yai International Airport
City: Hat Yai
Country: Thailand
IATA Code: HDY
ICAO Code: VTSS
Coordinates: 6°55′59″N, 100°23′34″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 Hat Yai and Khon Kaen.

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## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 122 kg (268 pounds).

## Frequent Flyer Miles Calculator

Hat Yai (HDY) → Khon Kaen (KKC).

Distance:
675
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
675

Round trip?