Cheapest return flights from Hanoi to Ulaanbaatar in December from 580€

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

Return flights

30 Dec - 06 Jan VietJet Air

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

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