Cheapest return flights from Cologne to Ljubljana in December from 275€

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

Return flights

22 Dec - 06 Jan Lufthansa
19 Dec - 06 Jan Lufthansa
07 Dec - 10 Dec Ryanair
01 Dec - 05 Dec Jet2
03 Dec - 10 Dec Turkish Airlines
04 Dec - 10 Dec Turkish Airlines
22 Dec - 29 Dec Lufthansa
06 Dec - 10 Dec Turkish Airlines
06 Dec - 07 Dec Turkish Airlines
08 Dec - 10 Dec Ryanair
05 Dec - 07 Dec Ryanair
21 Dec - 25 Dec Lufthansa
20 Dec - 03 Jan Lufthansa

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

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