AirHint found the following cheapest return flights from Cartagena (CTG) to Barcelona (BCN) in December 2025 (see full year).
Return flights
| 13 Dec - 09 Jan | Spirit Airlines | ||
| 15 Dec - 31 Dec | KLM | ||
| 04 Dec - 11 Dec | Spirit Airlines | ||
| 18 Dec - 31 Dec | KLM |
Also check the deals for one-way flights from Cartagena to Barcelona in December.
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