AirHint found the following cheapest return flights from Cagliari (CAG) to Buenos Aires (AEP) in December 2025 (see full year).
Return flights
| 15 Dec - 27 Dec | Ryanair | ||
| 27 Dec - 10 Jan | Ryanair | ||
| 26 Dec - 10 Jan | Aeroitalia | ||
| 26 Dec - 11 Jan | Ryanair | ||
| 27 Dec - 11 Jan | Ryanair |
Also check the deals for one-way flights from Cagliari to Buenos Aires in December.
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