Cheapest return flights from Ljubljana to Copenhagen in December from 155€

AirHint found the following cheapest return flights from Ljubljana (LJU) to Copenhagen (CPH) in December 2025 (see full year).

Return flights

31 Dec - 03 Jan Air Serbia
01 Dec - 05 Dec Air Serbia
12 Dec - 14 Dec Air Serbia
09 Dec - 12 Dec easyJet
04 Dec - 06 Dec Air Serbia
04 Dec - 08 Dec SWISS
05 Dec - 10 Dec Air Serbia
31 Dec - 04 Jan SWISS
30 Dec - 04 Jan Lufthansa
05 Dec - 07 Dec Air Serbia
04 Dec - 07 Dec Air Serbia
27 Dec - 01 Jan SWISS
26 Dec - 01 Jan Air Serbia
22 Dec - 28 Dec SWISS

Also check the deals for one-way flights from Ljubljana to Copenhagen in December.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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