How far is Simao from Dong Hoi?

The distance between Dong Hoi (Dong Hoi Airport) and Simao (Pu'er Simao Airport) is 515 miles / 829 kilometers / 448 nautical miles.

The driving distance from Dong Hoi (VDH) to Simao (SYM) is 772 miles / 1242 kilometers, and travel time by car is about 14 hours 58 minutes.

Distance from Dong Hoi to Simao

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

Vincenty's formula (applied above)

• 515.292 miles
• 829.282 kilometers
• 447.776 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

• 516.029 miles
• 830.468 kilometers
• 448.417 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 Simao?

The estimated flight time from Dong Hoi Airport to Pu'er Simao Airport is 1 hour and 28 minutes.

What is the time difference between Dong Hoi and Simao?

The time difference between Dong Hoi and Simao is 1 hour. Simao is 1 hour ahead of Dong Hoi.

Flight carbon footprint between Dong Hoi Airport (VDH) and Pu'er Simao Airport (SYM)

On average, flying from Dong Hoi to Simao generates about 101 kg of CO2 per passenger, and 101 kilograms equals 222 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 Simao

See the map of the shortest flight path between Dong Hoi Airport (VDH) and Pu'er Simao Airport (SYM).

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