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

Return flights

06 Feb - 10 Feb	Aero Mongolia	direct
13 Feb - 20 Feb	Aero Mongolia	direct
20 Feb - 23 Feb	MIAT Mongolian Airlines	direct
27 Feb - 03 Mar	Asiana Airlines
13 Feb - 17 Feb	Asiana Airlines
03 Feb - 08 Feb	Asiana Airlines
24 Feb - 03 Mar	Asiana Airlines
05 Feb - 08 Feb	Korean Air
08 Feb - 12 Feb	Korean Air
10 Feb - 16 Feb	Korean Air
21 Feb - 24 Feb	Jeju Air
17 Feb - 19 Feb	Korean Air
26 Feb - 01 Mar	Korean Air
24 Feb - 02 Mar	Korean Air
28 Feb - 06 Mar	Korean Air
23 Feb - 02 Mar	Korean Air

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

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 February from $369

Return flights