Distance From Western Airpark to Ulaanbaatar Chinggis Khaan International Airport

The distance from Western Airpark () to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 5258 miles or 8462 kilometers or 4566 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 Yelm ( United States ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Yelm and Ulaanbaatar (Sergelen) takes around 12 hours 5 minutes.

Estimated flight time from Western Airpark, Yelm, United States to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 12 hours 5 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		8462 km
Statute Miles		5258 miles
Nautical Miles		4566 nm
Avg. Time of Flight		12 hours 5 minutes

Western Airpark to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - to UBN Flight Path

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

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

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

Time Difference Between the Airports • - UBN

Time difference between Yelm (United States) and Ulaanbaatar (Sergelen) (Mongolia) is 15 Hours.
Ulaanbaatar (Sergelen) time is 15 Hours ahead of Yelm.

Location	Local Time
Yelm (United States)	2025-12-14, 09:58:53 MST
Ulaanbaatar (Sergelen) (Mongolia)	2025-12-15, 00:58:53 +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

Western Airpark ( / 06WN) Yelm, United States

Destination

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