Distance From Chennault International Airport to Ulaanbaatar Chinggis Khaan International Airport, CWF - UBN Distance

The distance from Chennault International Airport (CWF) to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 6916 miles or 11131 kilometers or 6006 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 Lake Charles ( United States ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Lake Charles and Ulaanbaatar (Sergelen) takes around 15 hours 54 minutes.

Estimated flight time from Chennault International Airport, Lake Charles, United States to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 15 hours 54 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 • CWF - UBN

Kilometers		11131 km
Statute Miles		6916 miles
Nautical Miles		6006 nm
Avg. Time of Flight		15 hours 54 minutes

Chennault International Airport to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - CWF to UBN Flight Path

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

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

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

Time Difference Between the Airports • CWF - UBN

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

Location	Local Time
Lake Charles (United States)	2025-12-14, 10:58:42 CST
Ulaanbaatar (Sergelen) (Mongolia)	2025-12-15, 00:58:42 +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

Chennault International Airport (CWF / KCWF) Lake Charles, United States

Destination

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