AirHint found the following cheapest return flights from Bilbao (BIO) to Praia, Santiago Island (RAI) in December 2025 (see full year).
Return flights
| 06 Dec - 09 Dec | Iberia | ||
| 07 Dec - 14 Dec | TAP | ||
| 31 Dec - 04 Jan | TAP | ||
| 23 Dec - 02 Jan | Air Europa | ||
| 26 Dec - 04 Jan | Volotea | ||
| 26 Dec - 02 Jan | Volotea |
Also check the deals for one-way flights from Bilbao to Praia, Santiago Island in December.
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