How far is Ha Long from Sainyabuli?

The distance between Sainyabuli (Sayaboury Airport) and Ha Long (Van Don International Airport) is 392 miles / 631 kilometers / 341 nautical miles.

The driving distance from Sainyabuli (ZBY) to Ha Long (VDO) is 644 miles / 1036 kilometers, and travel time by car is about 14 hours 0 minutes.

Distance from Sainyabuli to Ha Long

There are several ways to calculate the distance from Sainyabuli to Ha Long. Here are two standard methods:

Vincenty's formula (applied above)

• 392.282 miles
• 631.316 kilometers
• 340.883 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

• 391.939 miles
• 630.764 kilometers
• 340.586 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 Sainyabuli to Ha Long?

The estimated flight time from Sayaboury Airport to Van Don International Airport is 1 hour and 14 minutes.

What is the time difference between Sainyabuli and Ha Long?

There is no time difference between Sainyabuli and Ha Long.

Flight carbon footprint between Sayaboury Airport (ZBY) and Van Don International Airport (VDO)

On average, flying from Sainyabuli to Ha Long generates about 83 kg of CO2 per passenger, and 83 kilograms equals 182 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Sainyabuli to Ha Long

See the map of the shortest flight path between Sayaboury Airport (ZBY) and Van Don International Airport (VDO).

Airport information

Origin	Sayaboury Airport
City:	Sainyabuli
Country:	Laos
IATA Code:	ZBY
ICAO Code:	VLSB
Coordinates:	19°14′36″N, 101°42′33″E

Destination	Van Don International Airport
City:	Ha Long
Country:	Vietnam
IATA Code:	VDO
ICAO Code:	VVVD
Coordinates:	21°7′4″N, 107°24′51″E