AirHint found the following cheapest return flights from Ulaanbaatar (UBN) to Istanbul (IST) in May 2026 (see full year).
Return flights
| 19 May - 26 May | MIAT Mongolian Airlines | direct | |
| 23 May - 02 Jun | Turkish Airlines | direct | |
| 27 May - 17 Jun | Air China | ||
| 28 May - 11 Jun | Air China | ||
| 28 May - 18 Jun | Air China |
Also check the deals for one-way flights from Ulaanbaatar to Istanbul in May.
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