Cheapest one-way flights from Hanoi to Ulaanbaatar in April from 255€

AirHint found the following cheapest one-way flights from Hanoi (HAN) to Ulaanbaatar (UBN) in April 2026 (see full year).

One-Way flights

19 Apr Air Macau

Also check the deals for return flights from Hanoi to Ulaanbaatar in April.

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