Distance From Xienglom Airport to Ulaanbaatar Chinggis Khaan International Airport, XIE - UBN Distance

The distance from Xienglom Airport (XIE) to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 1966 miles or 3164 kilometers or 1707 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 Xienglom ( Laos ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Xienglom and Ulaanbaatar (Sergelen) takes around 4 hours 31 minutes.

Estimated flight time from Xienglom Airport, Xienglom, Laos to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 4 hours 31 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 • XIE - UBN

Kilometers		3164 km
Statute Miles		1966 miles
Nautical Miles		1707 nm
Avg. Time of Flight		4 hours 31 minutes

Xienglom Airport to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - XIE to UBN Flight Path

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

Click to see flight route on Google Map between Xienglom, Laos and Ulaanbaatar (Sergelen), Mongolia. .

Nonstop flight route between Xienglom, Laos and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • XIE - UBN

Time difference between Xienglom (Laos) and Ulaanbaatar (Sergelen) (Mongolia) is 1 Hours.
Ulaanbaatar (Sergelen) time is 1 Hours ahead of Xienglom.

Location	Local Time
Xienglom (Laos)	2026-05-01, 18:22:46 +07
Ulaanbaatar (Sergelen) (Mongolia)	2026-05-01, 19:22:46 +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

Xienglom Airport (XIE / VLXL) Xienglom, Laos

Destination

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