How far is Rayong from Heihe?

The distance between Heihe (Heihe Aihui Airport) and Rayong (U-Tapao International Airport) is 2982 miles / 4798 kilometers / 2591 nautical miles.

The driving distance from Heihe (HEK) to Rayong (UTP) is 3633 miles / 5847 kilometers, and travel time by car is about 68 hours 4 minutes.

Distance from Heihe to Rayong

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

Vincenty's formula (applied above)

• 2981.586 miles
• 4798.397 kilometers
• 2590.927 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

• 2986.157 miles
• 4805.755 kilometers
• 2594.900 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 Heihe to Rayong?

The estimated flight time from Heihe Aihui Airport to U-Tapao International Airport is 6 hours and 8 minutes.

What is the time difference between Heihe and Rayong?

The time difference between Heihe and Rayong is 1 hour. Rayong is 1 hour behind Heihe.

Flight carbon footprint between Heihe Aihui Airport (HEK) and U-Tapao International Airport (UTP)

On average, flying from Heihe to Rayong generates about 332 kg of CO2 per passenger, and 332 kilograms equals 732 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Heihe to Rayong

See the map of the shortest flight path between Heihe Aihui Airport (HEK) and U-Tapao International Airport (UTP).

Airport information

Origin	Heihe Aihui Airport
City:	Heihe
Country:	China
IATA Code:	HEK
ICAO Code:	ZYHE
Coordinates:	50°10′17″N, 127°18′31″E

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