How far is Dandong from Tonghua?

The distance between Tonghua (Tonghua Sanyuanpu Airport) and Dandong (Dandong Langtou Airport) is 171 miles / 275 kilometers / 148 nautical miles.

The driving distance from Tonghua (TNH) to Dandong (DDG) is 209 miles / 336 kilometers, and travel time by car is about 3 hours 49 minutes.

Distance from Tonghua to Dandong

There are several ways to calculate the distance from Tonghua to Dandong. Here are two standard 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 planet.

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).

How long does it take to fly from Tonghua to Dandong?

The estimated flight time from Tonghua Sanyuanpu Airport to Dandong Langtou Airport is 49 minutes.

What is the time difference between Tonghua and Dandong?

There is no time difference between Tonghua and Dandong.

Flight carbon footprint between Tonghua Sanyuanpu Airport (TNH) and Dandong Langtou Airport (DDG)

On average, flying from Tonghua to Dandong generates about 50 kg of CO2 per passenger, and 50 kilograms equals 111 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Tonghua to Dandong

See the map of the shortest flight path between Tonghua Sanyuanpu Airport (TNH) and Dandong Langtou Airport (DDG).

Airport information

Origin	Tonghua Sanyuanpu Airport
City:	Tonghua
Country:	China
IATA Code:	TNH
ICAO Code:	ZYTN
Coordinates:	42°15′14″N, 125°42′11″E

Destination	Dandong Langtou Airport
City:	Dandong
Country:	China
IATA Code:	DDG
ICAO Code:	ZYDD
Coordinates:	40°1′28″N, 124°17′9″E