Cheapest return flights from Istanbul to Ulaanbaatar in September from 358€

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

Return flights

04 Sep - 09 Sep MIAT Mongolian Airlines direct
25 Sep - 07 Oct MIAT Mongolian Airlines direct
16 Sep - 21 Sep MIAT Mongolian Airlines direct
16 Sep - 23 Sep MIAT Mongolian Airlines direct
11 Sep - 18 Sep MIAT Mongolian Airlines direct
04 Sep - 18 Sep MIAT Mongolian Airlines direct
07 Sep - 14 Sep MIAT Mongolian Airlines direct
09 Sep - 18 Sep MIAT Mongolian Airlines direct
09 Sep - 16 Sep MIAT Mongolian Airlines direct
14 Sep - 21 Sep MIAT Mongolian Airlines direct
04 Sep - 11 Sep MIAT Mongolian Airlines direct
06 Sep - 16 Oct China Southern
05 Sep - 15 Oct Turkish Airlines
06 Sep - 16 Oct Turkish Airlines direct

Also check the deals for one-way flights from Istanbul 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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