How far is Chiayi from Hat Yai?

The distance between Hat Yai (Hat Yai International Airport) and Chiayi (Chiayi Airport) is 1749 miles / 2814 kilometers / 1520 nautical miles.

The driving distance from Hat Yai (HDY) to Chiayi (CYI) is 3156 miles / 5079 kilometers, and travel time by car is about 123 hours 9 minutes.

Distance from Hat Yai to Chiayi

There are several ways to calculate the distance from Hat Yai to Chiayi. Here are two standard methods:

Vincenty's formula (applied above)

• 1748.821 miles
• 2814.454 kilometers
• 1519.684 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula

• 1751.040 miles
• 2818.027 kilometers
• 1521.613 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).

How long does it take to fly from Hat Yai to Chiayi?

The estimated flight time from Hat Yai International Airport to Chiayi Airport is 3 hours and 48 minutes.

What is the time difference between Hat Yai and Chiayi?

The time difference between Hat Yai and Chiayi is 1 hour. Chiayi is 1 hour ahead of Hat Yai.

Flight carbon footprint between Hat Yai International Airport (HDY) and Chiayi Airport (CYI)

On average, flying from Hat Yai to Chiayi generates about 196 kg of CO2 per passenger, and 196 kilograms equals 432 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Hat Yai to Chiayi

See the map of the shortest flight path between Hat Yai International Airport (HDY) and Chiayi Airport (CYI).

Airport information

Origin	Hat Yai International Airport
City:	Hat Yai
Country:	Thailand
IATA Code:	HDY
ICAO Code:	VTSS
Coordinates:	6°55′59″N, 100°23′34″E

Destination	Chiayi Airport
City:	Chiayi
Country:	Taiwan
IATA Code:	CYI
ICAO Code:	RCKU
Coordinates:	23°27′42″N, 120°23′34″E