Distance From Dwil Keil Heliport to Ulaanbaatar Chinggis Khaan International Airport

The distance from Dwil Keil Heliport () to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 5159 miles or 8302 kilometers or 4480 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 Dwil Keil ( South Sudan ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Dwil Keil and Ulaanbaatar (Sergelen) takes around 11 hours 51 minutes.

Estimated flight time from Dwil Keil Heliport, Dwil Keil, South Sudan to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 11 hours 51 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 • - UBN

Kilometers		8302 km
Statute Miles		5159 miles
Nautical Miles		4480 nm
Avg. Time of Flight		11 hours 51 minutes

Dwil Keil Heliport to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - to UBN Flight Path

Location of Dwil Keil Heliport & Ulaanbaatar Chinggis Khaan International Airport is given below.
Click the map to view Dwil Keil to Ulaanbaatar (Sergelen) nonstop flight path and travel direction.

Click to see flight route on Google Map between Dwil Keil, South Sudan and Ulaanbaatar (Sergelen), Mongolia. .

Nonstop flight route between Dwil Keil, South Sudan and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • - UBN

Time difference between Dwil Keil (South Sudan) and Ulaanbaatar (Sergelen) (Mongolia) is 6 Hours.
Ulaanbaatar (Sergelen) time is 6 Hours ahead of Dwil Keil.

Location	Local Time
Dwil Keil (South Sudan)	2026-06-14, 12:44:50 CAT
Ulaanbaatar (Sergelen) (Mongolia)	2026-06-14, 18:44:50 +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

Dwil Keil Heliport ( / ) Dwil Keil, South Sudan

Destination

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