AirHint found the following cheapest one-way flights from Tokyo (NRT) to Ulaanbaatar (UBN) in December 2025 (see full year).
One-Way flights
| 18 Dec | MIAT Mongolian Airlines | direct | |
| 13 Dec | Spring Airlines | ||
| 31 Dec | Jeju Air | ||
| 28 Dec | Ethiopian Airlines | ||
| 13 Dec | MIAT Mongolian Airlines | direct | |
| 28 Dec | MIAT Mongolian Airlines | direct |
Also check the deals for return flights from Tokyo to Ulaanbaatar in December.
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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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