AirHint found the following cheapest return flights from Ulaanbaatar (UBN) to Hanoi (HAN) in January 2026 (see full year).
Return flights
| 02 Jan - 09 Jan | Aero Mongolia | direct | |
| 06 Jan - 13 Jan | Air China | ||
| 01 Jan - 01 Feb | Asiana Airlines | ||
| 08 Jan - 11 Jan | Korean Air | ||
| 08 Jan - 15 Jan | Jeju Air |
Also check the deals for one-way flights from Ulaanbaatar to Hanoi in January.
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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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