Cheapest return flights from Ljubljana to Lisbon in September from 171€

AirHint found the following cheapest return flights from Ljubljana (LJU) to Lisbon (LIS) in September 2026 (see full year).

Return flights

16 Sep - 24 Sep Air Serbia
04 Sep - 09 Sep Air Serbia
14 Sep - 24 Sep Air Serbia
25 Sep - 29 Sep Air Serbia
04 Sep - 08 Sep Air Serbia
18 Sep - 25 Sep Air Serbia
29 Sep - 04 Oct Air Serbia
03 Sep - 08 Sep KLM
03 Sep - 07 Sep Transavia France
24 Sep - 29 Sep Transavia France
04 Sep - 07 Sep Air Serbia
28 Sep - 02 Oct KLM
27 Sep - 08 Oct Vueling Airlines
27 Sep - 04 Oct Vueling Airlines
27 Sep - 11 Oct Vueling Airlines

Also check the deals for one-way flights from Ljubljana to Lisbon in September.

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