Distance From Christman Airfield to Ulaanbaatar Chinggis Khaan International Airport

The distance from Christman Airfield () to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 6445 miles or 10372 kilometers or 5597 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 Okeene ( United States ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Okeene and Ulaanbaatar (Sergelen) takes around 14 hours 49 minutes.

Estimated flight time from Christman Airfield, Okeene, United States to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 14 hours 49 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		10372 km
Statute Miles		6445 miles
Nautical Miles		5597 nm
Avg. Time of Flight		14 hours 49 minutes

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

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

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

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

Time Difference Between the Airports • - UBN

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

Location	Local Time
Okeene (United States)	2026-03-20, 02:43:10 MDT
Ulaanbaatar (Sergelen) (Mongolia)	2026-03-20, 16:43:10 +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

Christman Airfield ( / ) Okeene, United States

Destination

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