Cheapest return flights from Sydney to Ulaanbaatar in October from 709€

AirHint found the following cheapest return flights from Sydney (SYD) to Ulaanbaatar (UBN) in October 2025 (see full year).

Return flights

25 Oct - 08 Nov Air China
17 Oct - 26 Oct Korean Air

Also check the deals for one-way flights from Sydney to Ulaanbaatar in October.

Skyscanner

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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