Distance From Sondok Airport to Ulaanbaatar Chinggis Khaan International Airport, DSO - UBN Distance

The distance from Sondok Airport (DSO) to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 1163 miles or 1871 kilometers or 1010 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Sŏndŏng-ni ( North Korea ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Sŏndŏng-ni and Ulaanbaatar (Sergelen) takes around 2 hours 40 minutes.

Estimated flight time from Sondok Airport, Sŏndŏng-ni, North Korea to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 2 hours 40 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • DSO - UBN

Kilometers		1871 km
Statute Miles		1163 miles
Nautical Miles		1010 nm
Avg. Time of Flight		2 hours 40 minutes

Sondok Airport to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - DSO to UBN Flight Path

Location of Sondok Airport & Ulaanbaatar Chinggis Khaan International Airport is given below.
Click the map to view Sŏndŏng-ni to Ulaanbaatar (Sergelen) nonstop flight path and travel direction.

Click to see flight route on Google Map between Sŏndŏng-ni, North Korea and Ulaanbaatar (Sergelen), Mongolia. .

Nonstop flight route between Sŏndŏng-ni, North Korea and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • DSO - UBN

Time difference between Sŏndŏng-ni (North Korea) and Ulaanbaatar (Sergelen) (Mongolia) is 1 Hours.
Ulaanbaatar (Sergelen) time is 1 Hours behind Sŏndŏng-ni.

Location	Local Time
Sŏndŏng-ni (North Korea)	2025-12-15, 02:58:14 KST
Ulaanbaatar (Sergelen) (Mongolia)	2025-12-15, 01:58:14 +08

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Sondok Airport (DSO / ZKSD) Sŏndŏng-ni, North Korea

Destination

Ulaanbaatar Chinggis Khaan International Airport (UBN / ZMCK) Ulaanbaatar (Sergelen), Mongolia