# Distance between Xining (XNN) and Simao (SYM)

Flight distance from Xining to Simao (Xining Caojiabao International Airport – Pu'er Simao Airport) is 948 miles / 1526 kilometers / 824 nautical miles. Estimated flight time is 2 hours 17 minutes.

Driving distance from Xining (XNN) to Simao (SYM) is 1344 miles / 2163 kilometers and travel time by car is about 24 hours 14 minutes.

## Map of flight path and driving directions from Xining to Simao.

Shortest flight path between Xining Caojiabao International Airport (XNN) and Pu'er Simao Airport (SYM).

## How far is Simao from Xining?

There are several ways to calculate distances between Xining and Simao. Here are two common methods:

Vincenty's formula (applied above)
• 948.217 miles
• 1526.008 kilometers
• 823.978 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
• 951.151 miles
• 1530.729 kilometers
• 826.528 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).

## Airport information

A Xining Caojiabao International Airport
City: Xining
Country: China
IATA Code: XNN
ICAO Code: ZLXN
Coordinates: 36°31′39″N, 102°2′34″E

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

## Time difference and current local times

There is no time difference between Xining and Simao.

CST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 147 kg (325 pounds).

## Frequent Flyer Miles Calculator

Xining (XNN) → Simao (SYM).

Distance:
948
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
948

Round trip?