Distance From Ulaanbaatar Chinggis Khaan International Airport to Hong Kong International Airport, UBN - HKG Distance

The distance from Ulaanbaatar Chinggis Khaan International Airport (UBN) to Hong Kong International Airport (HKG) is 1795 miles or 2888 kilometers or 1559 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 Ulaanbaatar (Sergelen) ( Mongolia ) to Islands ( Hong Kong )?

A one-way nonstop (direct) flight between Ulaanbaatar (Sergelen) and Islands takes around 4 hours 7 minutes.

Estimated flight time from Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia to Hong Kong International Airport, Islands, Hong Kong is 4 hours 7 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 - HKG

Kilometers		2888 km
Statute Miles		1795 miles
Nautical Miles		1559 nm
Avg. Time of Flight		4 hours 7 minutes

Ulaanbaatar Chinggis Khaan International Airport to Hong Kong International Airport Flight Route Map - UBN to HKG Flight Path

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

Click to see flight route on Google Map between Ulaanbaatar (Sergelen), Mongolia and Islands, Hong Kong. .

Nonstop flight route between Ulaanbaatar (Sergelen), Mongolia and Islands, Hong Kong.

Time Difference Between the Airports • UBN - HKG

Time difference between Ulaanbaatar (Sergelen) (Mongolia) and Islands (Hong Kong) is 0 Hours.

Location	Local Time
Ulaanbaatar (Sergelen) (Mongolia)	2026-01-29, 13:50:19 +08
Islands (Hong Kong)	2026-01-29, 13:50:19 HKT

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

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

Destination

Hong Kong International Airport (HKG / VHHH) Islands, Hong Kong