Air Miles Calculator

Distance between Dandong (DDG) and Tonghua (TNH)

Flight distance from Dandong to Tonghua (Dandong Langtou Airport – Tonghua Sanyuanpu Airport) is 171 miles / 275 kilometers / 148 nautical miles. Estimated flight time is 49 minutes.

Driving distance from Dandong (DDG) to Tonghua (TNH) is 209 miles / 337 kilometers and travel time by car is about 3 hours 39 minutes.

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

Shortest flight path between Dandong Langtou Airport (DDG) and Tonghua Sanyuanpu Airport (TNH).

How far is Tonghua from Dandong?

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

Vincenty's formula (applied above)
  • 170.671 miles
  • 274.669 kilometers
  • 148.309 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
  • 170.762 miles
  • 274.815 kilometers
  • 148.388 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 Tonghua Sanyuanpu Airport
City: Tonghua
Country: China Flag of China
IATA Code: TNH
ICAO Code: ZYTN
Coordinates: 42°15′14″N, 125°42′11″E

Time difference and current local times

There is no time difference between Dandong and Tonghua.

Time Difference

Dandong

 CST

Tonghua

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 50 kg (111 pounds).

Frequent Flyer Miles Calculator

Dandong (DDG) → Tonghua (TNH).

Distance:
171
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
171

Round trip?