Distance From Osijek-Čepin Airfield to Ulaanbaatar Chinggis Khaan International Airport

The distance from Osijek-Čepin Airfield () to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 3949 miles or 6355 kilometers or 3430 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 Čepin ( Croatia ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Čepin and Ulaanbaatar (Sergelen) takes around 9 hours 4 minutes.

Estimated flight time from Osijek-Čepin Airfield, Čepin, Croatia to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 9 hours 4 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		6355 km
Statute Miles		3949 miles
Nautical Miles		3430 nm
Avg. Time of Flight		9 hours 4 minutes

Osijek-Čepin Airfield to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - to UBN Flight Path

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

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

Nonstop flight route between Čepin, Croatia and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • - UBN

Time difference between Čepin (Croatia) and Ulaanbaatar (Sergelen) (Mongolia) is 6 Hours.
Ulaanbaatar (Sergelen) time is 6 Hours ahead of Čepin.

Location	Local Time
Čepin (Croatia)	2026-09-15, 01:56:03 CEST
Ulaanbaatar (Sergelen) (Mongolia)	2026-09-15, 07:56:03 +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

Osijek-Čepin Airfield ( / LDOC) Čepin, Croatia

Destination

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