Air Miles Calculator

Distance between Dandong (DDG) and Simao (SYM)

Flight distance from Dandong to Simao (Dandong Langtou Airport – Pu'er Simao Airport) is 1809 miles / 2911 kilometers / 1572 nautical miles. Estimated flight time is 3 hours 55 minutes.

Driving distance from Dandong (DDG) to Simao (SYM) is 2338 miles / 3762 kilometers and travel time by car is about 39 hours 36 minutes.

Map of flight path and driving directions from Dandong to Simao.

Shortest flight path between Dandong Langtou Airport (DDG) and Pu'er Simao Airport (SYM).

How far is Simao from Dandong?

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

Vincenty's formula (applied above)
  • 1808.751 miles
  • 2910.903 kilometers
  • 1571.762 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
  • 1808.885 miles
  • 2911.118 kilometers
  • 1571.878 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 Dandong Langtou Airport
City: Dandong
Country: China Flag of China
IATA Code: DDG
ICAO Code: ZYDD
Coordinates: 40°1′28″N, 124°17′9″E

B Pu'er Simao Airport
City: Simao
Country: China Flag of 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 Dandong and Simao.

Time Difference

Dandong

 CST

Simao

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 201 kg (443 pounds).

Frequent Flyer Miles Calculator

Dandong (DDG) → Simao (SYM).

Distance:
1809
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1809

Round trip?