Distance From 108 Hospital South Tower Heliport to Ulaanbaatar Chinggis Khaan International Airport

The distance from 108 Hospital South Tower Heliport () to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 1841 miles or 2963 kilometers or 1599 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 Hanoi (Hoan Kiem) ( Vietnam ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Hanoi (Hoan Kiem) and Ulaanbaatar (Sergelen) takes around 4 hours 13 minutes.

Estimated flight time from 108 Hospital South Tower Heliport, Hanoi (Hoan Kiem), Vietnam to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 4 hours 13 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		2963 km
Statute Miles		1841 miles
Nautical Miles		1599 nm
Avg. Time of Flight		4 hours 13 minutes

108 Hospital South Tower Heliport to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - to UBN Flight Path

Location of 108 Hospital South Tower Heliport & Ulaanbaatar Chinggis Khaan International Airport is given below.
Click the map to view Hanoi (Hoan Kiem) to Ulaanbaatar (Sergelen) nonstop flight path and travel direction.

Click to see flight route on Google Map between Hanoi (Hoan Kiem), Vietnam and Ulaanbaatar (Sergelen), Mongolia. .

Nonstop flight route between Hanoi (Hoan Kiem), Vietnam and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • - UBN

Time difference between Hanoi (Hoan Kiem) (Vietnam) and Ulaanbaatar (Sergelen) (Mongolia) is 1 Hours.
Ulaanbaatar (Sergelen) time is 1 Hours ahead of Hanoi (Hoan Kiem).

Location	Local Time
Hanoi (Hoan Kiem) (Vietnam)	2026-03-19, 14:02:45 +07
Ulaanbaatar (Sergelen) (Mongolia)	2026-03-19, 15:02:45 +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

108 Hospital South Tower Heliport ( / ) Hanoi (Hoan Kiem), Vietnam

Destination

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