AirHint found the following cheapest return flights from Cagliari (CAG) to Keflavik (KEF) in January 2026 (see full year).
Return flights
| 16 Jan - 19 Jan | Ryanair | ||
| 05 Jan - 12 Jan | Ryanair | ||
| 17 Jan - 24 Jan | Ryanair | ||
| 06 Jan - 11 Jan | Aeroitalia | ||
| 05 Jan - 11 Jan | Ryanair | ||
| 03 Jan - 11 Jan | Ryanair | ||
| 04 Jan - 11 Jan | Aeroitalia |
Also check the deals for one-way flights from Cagliari to Keflavik in January.
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