Cheapest return flights from Tokyo to Ulaanbaatar in September from $364

AirHint found the following cheapest return flights from Tokyo (TYO) to Ulaanbaatar (UBN) in September 2025 (see full year).

Return flights

06 Sep - 20 Sep MIAT Mongolian Airlines direct
10 Sep - 16 Sep Jeju Air
11 Sep - 16 Sep Jeju Air
11 Sep - 15 Sep Jeju Air
21 Sep - 24 Sep MIAT Mongolian Airlines direct
10 Sep - 19 Sep Jeju Air
11 Sep - 24 Sep T'way Air
20 Sep - 26 Sep T'way Air
20 Sep - 24 Sep T'way Air
21 Sep - 26 Sep T'way Air
28 Sep - 01 Oct United direct
26 Sep - 20 Oct Asiana Airlines
29 Sep - 08 Oct Air China

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

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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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