Distance From Williams Lake Airport to Ulaanbaatar Chinggis Khaan International Airport, YWL - UBN Distance

The distance from Williams Lake Airport (YWL) to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 4962 miles or 7985 kilometers or 4309 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 Williams Lake ( Canada ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Williams Lake and Ulaanbaatar (Sergelen) takes around 11 hours 24 minutes.

Estimated flight time from Williams Lake Airport, Williams Lake, Canada to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 11 hours 24 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 • YWL - UBN

Kilometers		7985 km
Statute Miles		4962 miles
Nautical Miles		4309 nm
Avg. Time of Flight		11 hours 24 minutes

Williams Lake Airport to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - YWL to UBN Flight Path

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

Click to see flight route on Google Map between Williams Lake, Canada and Ulaanbaatar (Sergelen), Mongolia. .

Nonstop flight route between Williams Lake, Canada and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • YWL - UBN

Time difference between Williams Lake (Canada) and Ulaanbaatar (Sergelen) (Mongolia) is 16 Hours.
Ulaanbaatar (Sergelen) time is 16 Hours ahead of Williams Lake.

Location	Local Time
Williams Lake (Canada)	2025-12-16, 04:36:39 PST
Ulaanbaatar (Sergelen) (Mongolia)	2025-12-16, 20:36:39 +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

Williams Lake Airport (YWL / CYWL) Williams Lake, Canada

Destination

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