Cheapest return flights from Singapore to Ulaanbaatar in August from $659

Best time to book flights for Singapore (SIN) to Ulaanbaatar (UBN) flights at AirHint

AirHint found the following cheapest return flights from Singapore (SIN) to Ulaanbaatar (UBN) in August 2025 (see full year).

Return flights

23 Aug - 31 Aug Jeju Air
15 Aug - 17 Aug Jeju Air
16 Aug - 24 Aug Jeju Air
19 Aug - 19 Sep T'way Air
09 Aug - 16 Aug Cebu Pacific
09 Aug - 17 Aug Jeju Air
08 Aug - 17 Aug Jeju Air
15 Aug - 22 Aug Jeju Air
15 Aug - 20 Aug Jetstar Asia
01 Aug - 14 Aug Jeju Air
16 Aug - 22 Aug Jeju Air

Also check the deals for one-way flights from Singapore to Ulaanbaatar in August.

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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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