AirHint found the following cheapest return flights from Porto (OPO) to Plaisance (MRU) in December 2025 (see full year).
Return flights
| 30 Dec - 06 Jan | KLM | ||
| 29 Dec - 06 Jan | TAP | ||
| 29 Dec - 01 Jan | TAP |
Also check the deals for one-way flights from Porto to Plaisance in December.
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