Cheapest one-way flights from Kuala Lumpur to Ulaanbaatar in December from $631

AirHint found the following cheapest one-way flights from Kuala Lumpur (KUL) to Ulaanbaatar (UBN) in December 2025 (see full year).

One-Way flights

07 Dec Air China
19 Dec Air China

Also check the deals for return flights from Kuala Lumpur to Ulaanbaatar in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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