AirHint found the following cheapest one-way flights from Tokyo (TYO) to Dublin (DUB) in December 2025 (see full year).
One-Way flights
| 10 Dec | Air Busan | ||
| 03 Dec | Jeju Air | ||
| 02 Dec | Jeju Air | ||
| 17 Dec | Jeju Air | ||
| 12 Dec | Thai AirAsia X | ||
| 16 Dec | Jeju Air | ||
| 09 Dec | Jeju Air | ||
| 15 Dec | Jeju Air | ||
| 13 Dec | China Eastern | ||
| 18 Dec | Zipair |
Also check the deals for return flights from Tokyo to Dublin in December.
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