Cheapest return flights from Taipei to Ulaanbaatar in September from $337

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

Return flights

09 Sep - 14 Sep Eastar Jet
09 Sep - 16 Sep Eastar Jet
04 Sep - 11 Sep Jeju Air
04 Sep - 15 Sep Jeju Air
26 Sep - 16 Oct HK Express
06 Sep - 13 Sep Jin Air
12 Sep - 20 Sep Air Busan
13 Sep - 20 Sep Tigerair Taiwan
13 Sep - 22 Sep Jeju Air
22 Sep - 27 Sep Scoot Tigerair
19 Sep - 29 Sep Air Busan
29 Sep - 07 Oct Scoot Tigerair
02 Sep - 07 Oct Cathay Pacific

Also check the deals for one-way flights from Taipei 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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