How far is Hengyang from Simao?

The distance between Simao (Pu'er Simao Airport) and Hengyang (Hengyang Nanyue Airport) is 785 miles / 1264 kilometers / 682 nautical miles.

The driving distance from Simao (SYM) to Hengyang (HNY) is 1026 miles / 1651 kilometers, and travel time by car is about 18 hours 47 minutes.

Distance from Simao to Hengyang

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

Vincenty's formula (applied above)

• 785.160 miles
• 1263.593 kilometers
• 682.286 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

• 784.385 miles
• 1262.346 kilometers
• 681.612 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 Hengyang?

The estimated flight time from Pu'er Simao Airport to Hengyang Nanyue Airport is 1 hour and 59 minutes.

What is the time difference between Simao and Hengyang?

There is no time difference between Simao and Hengyang.

Flight carbon footprint between Pu'er Simao Airport (SYM) and Hengyang Nanyue Airport (HNY)

On average, flying from Simao to Hengyang generates about 133 kg of CO2 per passenger, and 133 kilograms equals 294 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 Hengyang

See the map of the shortest flight path between Pu'er Simao Airport (SYM) and Hengyang Nanyue Airport (HNY).

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	Hengyang Nanyue Airport
City:	Hengyang
Country:	China
IATA Code:	HNY
ICAO Code:	ZGHY
Coordinates:	26°54′19″N, 112°37′40″E