AirHint found the following cheapest return flights from Cardiff (CWL) to Tokyo (NRT) in December 2025 (see full year).
Return flights
| 06 Dec - 21 Dec | KLM | ||
| 26 Dec - 05 Jan | Singapore Airlines | ||
| 16 Dec - 12 Jan | Singapore Airlines |
Also check the deals for one-way flights from Cardiff to Tokyo in December.
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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