Cheapest return flights from Sydney to Ulaanbaatar in May from 1025€

AirHint found the following cheapest return flights from Sydney (SYD) to Ulaanbaatar (UBN) in May 2026 (see full year).

Return flights

19 May - 31 May Korean Air
22 May - 29 May Korean Air
11 May - 24 May Asiana Airlines
18 May - 09 Jun Asiana Airlines

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

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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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