AirHint found the following cheapest return flights from Ljubljana (LJU) to Singapore (SIN) in December 2025 (see full year).
Return flights
| 30 Dec - 11 Jan | Air Serbia | ||
| 30 Dec - 09 Jan | Air Serbia | ||
| 29 Dec - 08 Jan | Turkish Airlines | ||
| 29 Dec - 05 Jan | Turkish Airlines | ||
| 25 Dec - 04 Jan | Emirates | ||
| 25 Dec - 02 Jan | Emirates |
Also check the deals for one-way flights from Ljubljana to Singapore in December.
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