Cheapest return flights from Singapore to Ulaanbaatar in December from 637€

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

Return flights

02 Dec - 07 Dec Jeju Air
10 Dec - 17 Dec VietJet Air
04 Dec - 18 Dec Jeju Air
07 Dec - 23 Dec Jeju Air
06 Dec - 20 Dec Air China
11 Dec - 21 Dec Jeju Air
25 Dec - 28 Dec Air China
20 Dec - 26 Dec Air China
25 Dec - 03 Jan Air China

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

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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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