AirHint found the following cheapest return flights from Hanoi (HAN) to Ulaanbaatar (UBN) in February 2026 (see full year).
Return flights
| 19 Feb - 05 Mar | VietJet Air | ||
| 19 Feb - 04 Mar | HK Express | ||
| 10 Feb - 25 Feb | Cathay Pacific | ||
| 20 Feb - 04 Mar | Korean Air | ||
| 20 Feb - 06 Mar | Korean Air |
Also check the deals for one-way flights from Hanoi to Ulaanbaatar in February.
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