Cheapest return flights from Hong Kong to Ulaanbaatar in December from 404€

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

Return flights

14 Dec - 22 Dec Air China
14 Dec - 23 Dec Air China
25 Dec - 01 Jan MIAT Mongolian Airlines direct
20 Dec - 01 Jan MIAT Mongolian Airlines direct
26 Dec - 07 Jan Air China
25 Dec - 28 Dec MIAT Mongolian Airlines direct
24 Dec - 28 Dec MIAT Mongolian Airlines direct
13 Dec - 23 Dec MIAT Mongolian Airlines direct
14 Dec - 23 Dec MIAT Mongolian Airlines direct
19 Dec - 24 Dec MIAT Mongolian Airlines direct
19 Dec - 04 Jan MIAT Mongolian Airlines direct
13 Dec - 22 Dec Air China
04 Dec - 11 Dec Air China
04 Dec - 11 Dec Cathay Pacific direct
26 Dec - 07 Jan Cathay Pacific direct
23 Dec - 20 Jan Air China
23 Dec - 20 Jan Cathay Pacific direct

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

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