AirHint found the following cheapest return flights from Ulaanbaatar (UBN) to Bangkok (BKK) in March 2026 (see full year).
Return flights
| 13 Mar - 20 Mar | Korean Air | ||
| 03 Mar - 07 Mar | MIAT Mongolian Airlines | ||
| 26 Mar - 02 Apr | Jeju Air | ||
| 07 Mar - 14 Mar | Korean Air | ||
| 14 Mar - 21 Mar | Korean Air | ||
| 30 Mar - 02 Apr | Korean Air | ||
| 16 Mar - 23 Mar | Korean Air |
Also check the deals for one-way flights from Ulaanbaatar to Bangkok in March.
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