AirHint found the following cheapest return flights from San Diego (SAN) to Charleroi (CRL) in December 2025 (see full year).
Return flights
| 11 Dec - 22 Jan | Lufthansa | ||
| 09 Dec - 09 Jan | Hawaiian Airlines | ||
| 30 Dec - 05 Jan | Hawaiian Airlines | ||
| 16 Dec - 26 Dec | Hawaiian Airlines |
Also check the deals for one-way flights from San Diego to Charleroi in December.
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