How far is Yan'an from Simao?

The distance between Simao (Pu'er Simao Airport) and Yan'an (Yan'an Nanniwan Airport) is 1071 miles / 1724 kilometers / 931 nautical miles.

The driving distance from Simao (SYM) to Yan'an (ENY) is 1352 miles / 2176 kilometers, and travel time by car is about 24 hours 41 minutes.

Distance from Simao to Yan'an

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

Vincenty's formula (applied above)

• 1071.284 miles
• 1724.064 kilometers
• 930.920 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

• 1073.406 miles
• 1727.479 kilometers
• 932.764 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 Yan'an?

The estimated flight time from Pu'er Simao Airport to Yan'an Nanniwan Airport is 2 hours and 31 minutes.

What is the time difference between Simao and Yan'an?

There is no time difference between Simao and Yan'an.

Flight carbon footprint between Pu'er Simao Airport (SYM) and Yan'an Nanniwan Airport (ENY)

On average, flying from Simao to Yan'an generates about 155 kg of CO2 per passenger, and 155 kilograms equals 342 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 Yan'an

See the map of the shortest flight path between Pu'er Simao Airport (SYM) and Yan'an Nanniwan Airport (ENY).

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	Yan'an Nanniwan Airport
City:	Yan'an
Country:	China
IATA Code:	ENY
ICAO Code:	ZLYA
Coordinates:	36°28′35″N, 109°27′55″E