AirHint found the following cheapest return flights from Keflavik (KEF) to Alicante (ALC) in January 2026 (see full year).
Return flights
| 16 Jan - 27 Jan | easyJet | ||
| 14 Jan - 22 Jan | easyJet | ||
| 07 Jan - 16 Jan | easyJet | ||
| 09 Jan - 16 Jan | easyJet | ||
| 16 Jan - 27 Jan | Icelandair | direct | |
| 09 Jan - 16 Jan | Icelandair | direct |
Also check the deals for one-way flights from Keflavik to Alicante in January.
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