AirHint found the following cheapest return flights from Singapore (SIN) to Ulaanbaatar (UBN) in May 2026 (see full year).
Return flights
| 26 May - 01 Jun | Air China | ||
| 17 May - 23 May | Air China | ||
| 25 May - 29 May | Air China |
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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