AirHint found the following cheapest return flights from Copenhagen (CPH) to Ljubljana (LJU) in January 2026 (see full year).
Return flights
| 03 Jan - 21 Jan | SWISS | ||
| 02 Jan - 21 Jan | SWISS | ||
| 09 Jan - 12 Jan | airBaltic | ||
| 06 Jan - 27 Jan | SWISS | ||
| 05 Jan - 08 Jan | airBaltic |
Also check the deals for one-way flights from Copenhagen to Ljubljana in January.
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