Distance From Mararena Sarmi Airport to Ulaanbaatar Chinggis Khaan International Airport, ZRM - UBN Distance

The distance from Mararena Sarmi Airport (ZRM) to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 3926 miles or 6318 kilometers or 3410 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 Sarmi ( Indonesia ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Sarmi and Ulaanbaatar (Sergelen) takes around 9 hours 1 minutes.

Estimated flight time from Mararena Sarmi Airport, Sarmi, Indonesia to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 9 hours 1 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 • ZRM - UBN

Kilometers		6318 km
Statute Miles		3926 miles
Nautical Miles		3410 nm
Avg. Time of Flight		9 hours 1 minutes

Mararena Sarmi Airport to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - ZRM to UBN Flight Path

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

Click to see flight route on Google Map between Sarmi, Indonesia and Ulaanbaatar (Sergelen), Mongolia. .

Nonstop flight route between Sarmi, Indonesia and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • ZRM - UBN

Time difference between Sarmi (Indonesia) and Ulaanbaatar (Sergelen) (Mongolia) is 1 Hours.
Ulaanbaatar (Sergelen) time is 1 Hours behind Sarmi.

Location	Local Time
Sarmi (Indonesia)	2025-12-16, 06:59:33 WIT
Ulaanbaatar (Sergelen) (Mongolia)	2025-12-16, 05:59:33 +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

Mararena Sarmi Airport (ZRM / WAJI) Sarmi, Indonesia

Destination

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