How far is Sŏndŏng-ni from Dandong?

The distance between Dandong (Dandong Langtou Airport) and Sŏndŏng-ni (Sondok Airport) is 171 miles / 274 kilometers / 148 nautical miles.

The driving distance from Dandong (DDG) to Sŏndŏng-ni (DSO) is 273 miles / 439 kilometers, and travel time by car is about 6 hours 30 minutes.

Distance from Dandong to Sŏndŏng-ni

There are several ways to calculate the distance from Dandong to Sŏndŏng-ni. Here are two standard methods:

Vincenty's formula (applied above)

• 170.527 miles
• 274.437 kilometers
• 148.184 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

• 170.110 miles
• 273.766 kilometers
• 147.822 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 Dandong to Sŏndŏng-ni?

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

What is the time difference between Dandong and Sŏndŏng-ni?

The time difference between Dandong and Sŏndŏng-ni is 1 hour. Sŏndŏng-ni is 1 hour ahead of Dandong.

Flight carbon footprint between Dandong Langtou Airport (DDG) and Sondok Airport (DSO)

On average, flying from Dandong to Sŏndŏng-ni generates about 50 kg of CO2 per passenger, and 50 kilograms equals 110 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Dandong to Sŏndŏng-ni

See the map of the shortest flight path between Dandong Langtou Airport (DDG) and Sondok Airport (DSO).

Airport information

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

Destination	Sondok Airport
City:	Sŏndŏng-ni
Country:	North Korea
IATA Code:	DSO
ICAO Code:	ZKSD
Coordinates:	39°44′42″N, 127°28′26″E