# 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.

### Time Difference

### Hat Yai

### Khon Kaen

## Carbon dioxide emissions

Estimated CO_{2} emissions per passenger is 122 kg (268 pounds).

## Frequent Flyer Miles Calculator

Hat Yai (HDY) → Khon Kaen (KKC).

### In total

Round trip?