How far is Ha Long from Simao?

The distance between Simao (Pu'er Simao Airport) and Ha Long (Van Don International Airport) is 430 miles / 692 kilometers / 374 nautical miles.

The driving distance from Simao (SYM) to Ha Long (VDO) is 602 miles / 969 kilometers, and travel time by car is about 11 hours 54 minutes.

Distance from Simao to Ha Long

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

Vincenty's formula (applied above)

• 430.008 miles
• 692.031 kilometers
• 373.667 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

• 429.506 miles
• 691.223 kilometers
• 373.230 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 Simao to Ha Long?

The estimated flight time from Pu'er Simao Airport to Van Don International Airport is 1 hour and 18 minutes.

What is the time difference between Simao and Ha Long?

The time difference between Simao and Ha Long is 1 hour. Ha Long is 1 hour behind Simao.

Flight carbon footprint between Pu'er Simao Airport (SYM) and Van Don International Airport (VDO)

On average, flying from Simao to Ha Long generates about 88 kg of CO2 per passenger, and 88 kilograms equals 195 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

See the map of the shortest flight path between Pu'er Simao Airport (SYM) and Van Don International Airport (VDO).

Airport information

Origin	Pu'er Simao Airport
City:	Simao
Country:	China
IATA Code:	SYM
ICAO Code:	ZPSM
Coordinates:	22°47′35″N, 100°57′32″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