Cheapest return flights from Istanbul to Ulaanbaatar in September from $510

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

Return flights

09 Sep - 14 Sep MIAT Mongolian Airlines direct
02 Sep - 11 Sep MIAT Mongolian Airlines direct
09 Sep - 11 Sep MIAT Mongolian Airlines direct
11 Sep - 16 Sep MIAT Mongolian Airlines direct
30 Sep - 30 Oct MIAT Mongolian Airlines direct
11 Sep - 14 Sep MIAT Mongolian Airlines direct
09 Sep - 23 Sep MIAT Mongolian Airlines direct
07 Sep - 11 Sep MIAT Mongolian Airlines direct
04 Sep - 09 Sep MIAT Mongolian Airlines direct
12 Sep - 21 Sep MIAT Mongolian Airlines direct
09 Sep - 13 Sep MIAT Mongolian Airlines direct
30 Sep - 10 Oct MIAT Mongolian Airlines

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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