Cheapest return flights from Singapore to Ulaanbaatar in May from $444

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 May 2025 (see full year).

Return flights

22 May - 29 May Jeju Air
21 May - 01 Jun Jeju Air
04 May - 11 May Jeju Air
15 May - 30 May Jeju Air
11 May - 18 May Jeju Air
01 May - 04 May Xiamen Airlines
31 May - 04 Jun T'way Air
10 May - 18 May Jeju Air
10 May - 29 May Jeju Air
24 May - 31 May Air China
01 May - 08 May Air China
03 May - 10 May Cathay Pacific

Also check the deals for one-way flights from Singapore 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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