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

Return flights

26 Jan - 03 Feb	Asiana Airlines
28 Jan - 03 Feb	Asiana Airlines
27 Jan - 03 Feb	Asiana Airlines
12 Jan - 19 Jan	Air China
12 Jan - 15 Jan	Air China
15 Jan - 19 Jan	Air China
17 Jan - 22 Jan	Air China
04 Jan - 08 Jan	Asiana Airlines
14 Jan - 18 Jan	Air China
15 Jan - 20 Jan	Air China
13 Jan - 15 Jan	Air China
09 Jan - 13 Jan	Asiana Airlines
17 Jan - 26 Jan	Air China
30 Jan - 02 Feb	Korean Air
29 Jan - 02 Feb	Korean Air
27 Jan - 02 Feb	Korean Air

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 394€

Return flights