Cheapest return flights from Cologne to Ljubljana in May from $124

AirHint found the following cheapest return flights from Cologne (CGN) to Ljubljana (LJU) in May 2026 (see full year).

Return flights

04 May - 06 May Wizz Air
15 May - 20 May Wizz Air
04 May - 09 May Eurowings
02 May - 09 May Lufthansa
21 May - 27 May AJet
23 May - 26 May Air Serbia
21 May - 25 May Wizz Air Malta
23 May - 30 May Lufthansa
23 May - 25 May Air Serbia
22 May - 26 May Ryanair
29 May - 05 Jun Lufthansa

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

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