AirHint found the following cheapest return flights from Osaka (KIX) to Ulaanbaatar (UBN) in September 2026 (see full year).
Return flights
| 09 Sep - 16 Sep | Asiana Airlines | ||
| 01 Sep - 15 Sep | Asiana Airlines | ||
| 02 Sep - 16 Sep | Asiana Airlines | ||
| 07 Sep - 14 Sep | Air China |
Also check the deals for one-way flights from Osaka to Ulaanbaatar in September.
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