AirHint found the following cheapest return flights from Tokyo (TYO) to Ulaanbaatar (UBN) in January 2026 (see full year).

Return flights

31 Jan - 06 Feb	Korean Air
30 Jan - 31 Jan	Korean Air
27 Jan - 30 Jan	Korean Air
28 Jan - 30 Jan	Korean Air
27 Jan - 31 Jan	Korean Air
30 Jan - 01 Feb	Korean Air
23 Jan - 30 Jan	Jetstar Japan
29 Jan - 02 Feb	Korean Air
30 Jan - 03 Feb	Asiana Airlines
26 Jan - 29 Jan	Jeju Air
26 Jan - 30 Jan	Korean Air
23 Jan - 30 Jan	MIAT Mongolian Airlines	direct
20 Jan - 27 Jan	Asiana Airlines
20 Jan - 25 Jan	Asiana Airlines

Also check the deals for one-way flights from Tokyo to Ulaanbaatar in January.

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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Cheapest return flights from Tokyo to Ulaanbaatar in January from 587€

Return flights