# Distance between Tianshui (THQ) and Sŏndŏng-ni (DSO)

Flight distance from Tianshui to Sŏndŏng-ni (Tianshui Maijishan Airport – Sondok Airport) is 1242 miles / 1999 kilometers / 1079 nautical miles. Estimated flight time is 2 hours 51 minutes.

Driving distance from Tianshui (THQ) to Sŏndŏng-ni (DSO) is 1633 miles / 2628 kilometers and travel time by car is about 29 hours 19 minutes.

## Map of flight path and driving directions from Tianshui to Sŏndŏng-ni.

Shortest flight path between Tianshui Maijishan Airport (THQ) and Sondok Airport (DSO).

## How far is Sŏndŏng-ni from Tianshui?

There are several ways to calculate distances between Tianshui and Sŏndŏng-ni. Here are two common methods:

Vincenty's formula (applied above)
• 1241.950 miles
• 1998.725 kilometers
• 1079.225 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
• 1239.489 miles
• 1994.764 kilometers
• 1077.086 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 Tianshui Maijishan Airport
City: Tianshui
Country: China
IATA Code: THQ
ICAO Code: ZLTS
Coordinates: 34°33′33″N, 105°51′36″E

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

## Time difference and current local times

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

CST

KST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 163 kg (360 pounds).

## Frequent Flyer Miles Calculator

Tianshui (THQ) → Sŏndŏng-ni (DSO).

Distance:
1242
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1242

Round trip?