AirHint found the following cheapest return flights from Alicante (ALC) to Singapore (SIN) in December 2025 (see full year).
Return flights
| 01 Dec - 08 Dec | KLM | ||
| 04 Dec - 09 Dec | KLM | ||
| 24 Dec - 28 Dec | Vueling Airlines |
Also check the deals for one-way flights from Alicante to Singapore in December.
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