Distance From Buntok Airport to Ulaanbaatar Chinggis Khaan International Airport

The distance from Buntok Airport () to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 3446 miles or 5546 kilometers or 2993 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 Buntok-Borneo Island ( Indonesia ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Buntok-Borneo Island and Ulaanbaatar (Sergelen) takes around 7 hours 55 minutes.

Estimated flight time from Buntok Airport, Buntok-Borneo Island, Indonesia to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 7 hours 55 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		5546 km
Statute Miles		3446 miles
Nautical Miles		2993 nm
Avg. Time of Flight		7 hours 55 minutes

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

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

Click to see flight route on Google Map between Buntok-Borneo Island, Indonesia and Ulaanbaatar (Sergelen), Mongolia. .

Nonstop flight route between Buntok-Borneo Island, Indonesia and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • - UBN

Time difference between Buntok-Borneo Island (Indonesia) and Ulaanbaatar (Sergelen) (Mongolia) is 0 Hours.

Location	Local Time
Buntok-Borneo Island (Indonesia)	2026-09-14, 14:54:45 WITA
Ulaanbaatar (Sergelen) (Mongolia)	2026-09-14, 14:54:45 +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

Buntok Airport ( / WRBU) Buntok-Borneo Island, Indonesia

Destination

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