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

Return flights

08 Dec - 12 Dec	Air Serbia
16 Dec - 11 Jan	Air Serbia
13 Dec - 15 Dec	Air Serbia
11 Dec - 16 Dec	Air Serbia
05 Dec - 08 Dec	Air Serbia
06 Dec - 07 Dec	Air Serbia
20 Dec - 26 Dec	Air Serbia
06 Dec - 06 Dec	Air Serbia
13 Dec - 20 Dec	Air Serbia
19 Dec - 20 Dec	Air Serbia
31 Dec - 03 Jan	Air Serbia
23 Dec - 26 Dec	Air Serbia
31 Dec - 02 Jan	Air Serbia
29 Dec - 02 Jan	Air Serbia
16 Dec - 01 Jan	Vueling Airlines
21 Dec - 11 Jan	Vueling Airlines
31 Dec - 03 Jan	SWISS	direct
16 Dec - 11 Jan	SWISS	direct
31 Dec - 02 Jan	SWISS	direct
11 Dec - 01 Jan	Vueling Airlines

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

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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Cheapest return flights from Ljubljana to Zurich in December from 157€

Return flights