How far is Rayong from Dong Hoi?

The distance between Dong Hoi (Dong Hoi Airport) and Rayong (U-Tapao International Airport) is 500 miles / 804 kilometers / 434 nautical miles.

The driving distance from Dong Hoi (VDH) to Rayong (UTP) is 708 miles / 1140 kilometers, and travel time by car is about 15 hours 8 minutes.

Distance from Dong Hoi to Rayong

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

Vincenty's formula (applied above)

• 499.615 miles
• 804.052 kilometers
• 434.153 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

• 500.332 miles
• 805.206 kilometers
• 434.776 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 Dong Hoi to Rayong?

The estimated flight time from Dong Hoi Airport to U-Tapao International Airport is 1 hour and 26 minutes.

What is the time difference between Dong Hoi and Rayong?

There is no time difference between Dong Hoi and Rayong.

Flight carbon footprint between Dong Hoi Airport (VDH) and U-Tapao International Airport (UTP)

On average, flying from Dong Hoi to Rayong generates about 99 kg of CO2 per passenger, and 99 kilograms equals 217 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Dong Hoi to Rayong

See the map of the shortest flight path between Dong Hoi Airport (VDH) and U-Tapao International Airport (UTP).

Airport information

Origin	Dong Hoi Airport
City:	Dong Hoi
Country:	Vietnam
IATA Code:	VDH
ICAO Code:	VVDH
Coordinates:	17°30′54″N, 106°35′26″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