AirHint found the following cheapest return flights from Alicante (ALC) to Seoul (ICN) in December 2025 (see full year).
Return flights
| 02 Dec - 11 Dec | KLM | ||
| 31 Dec - 02 Jan | Vueling Airlines | ||
| 19 Dec - 21 Dec | Vueling Airlines | ||
| 27 Dec - 05 Jan | Ryanair | ||
| 19 Dec - 27 Dec | Wizz Air | ||
| 26 Dec - 04 Jan | Ryanair | ||
| 19 Dec - 06 Jan | KLM |
Also check the deals for one-way flights from Alicante to Seoul in December.
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