Distance From Black Diamond Airport to Ulaanbaatar Chinggis Khaan International Airport

The distance from Black Diamond Airport () to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 5249 miles or 8447 kilometers or 4558 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 Black Diamond ( United States ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Black Diamond and Ulaanbaatar (Sergelen) takes around 12 hours 4 minutes.

Estimated flight time from Black Diamond Airport, Black Diamond, United States to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 12 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		8447 km
Statute Miles		5249 miles
Nautical Miles		4558 nm
Avg. Time of Flight		12 hours 4 minutes

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

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

Click to see flight route on Google Map between Black Diamond, United States and Ulaanbaatar (Sergelen), Mongolia. .

Nonstop flight route between Black Diamond, United States and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • - UBN

Time difference between Black Diamond (United States) and Ulaanbaatar (Sergelen) (Mongolia) is 14 Hours.
Ulaanbaatar (Sergelen) time is 14 Hours ahead of Black Diamond.

Location	Local Time
Black Diamond (United States)	2026-06-15, 09:32:46 MDT
Ulaanbaatar (Sergelen) (Mongolia)	2026-06-15, 23:32:46 +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

Black Diamond Airport ( / 95WA) Black Diamond, United States

Destination

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