AirHint found the following cheapest return flights from Ljubljana (LJU) to Lisbon (LIS) in October 2025 (see full year).

Return flights

17 Oct - 21 Oct	Air Serbia
15 Oct - 22 Oct	easyJet
07 Oct - 22 Oct	easyJet
21 Oct - 05 Nov	SWISS
04 Oct - 08 Oct	Transavia France
04 Oct - 09 Oct	Transavia France
04 Oct - 11 Oct	Transavia France
22 Oct - 05 Nov	SWISS
31 Oct - 04 Nov	SWISS
25 Oct - 30 Oct	Air Serbia
12 Oct - 21 Oct	Air Serbia
25 Oct - 29 Oct	Air Serbia
29 Oct - 02 Nov	Air Serbia
25 Oct - 02 Nov	Air Serbia
30 Oct - 05 Nov	SWISS
25 Oct - 03 Nov	Air Serbia
25 Oct - 01 Nov	Air Serbia
24 Oct - 03 Nov	Air Serbia
15 Oct - 19 Oct	easyJet
26 Oct - 03 Nov	Air Serbia

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

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 Lisbon in October from $207

Return flights