How far is Chiayi from Rayong?

The distance between Rayong (U-Tapao International Airport) and Chiayi (Chiayi Airport) is 1473 miles / 2370 kilometers / 1280 nautical miles.

The driving distance from Rayong (UTP) to Chiayi (CYI) is 2619 miles / 4215 kilometers, and travel time by car is about 113 hours 16 minutes.

Distance from Rayong to Chiayi

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

Vincenty's formula (applied above)

• 1472.591 miles
• 2369.906 kilometers
• 1279.647 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

• 1472.732 miles
• 2370.133 kilometers
• 1279.769 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 Rayong to Chiayi?

The estimated flight time from U-Tapao International Airport to Chiayi Airport is 3 hours and 17 minutes.

What is the time difference between Rayong and Chiayi?

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

Flight carbon footprint between U-Tapao International Airport (UTP) and Chiayi Airport (CYI)

On average, flying from Rayong to Chiayi generates about 178 kg of CO2 per passenger, and 178 kilograms equals 392 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Rayong to Chiayi

See the map of the shortest flight path between U-Tapao International Airport (UTP) and Chiayi Airport (CYI).

Airport information

Origin	U-Tapao International Airport
City:	Rayong
Country:	Thailand
IATA Code:	UTP
ICAO Code:	VTBU
Coordinates:	12°40′47″N, 101°0′17″E

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