AirHint found the following cheapest return flights from Basel (BSL) to Cagliari (CAG) in September 2025 (see full year).

Return flights

21 Sep - 01 Oct	easyJet
25 Sep - 01 Oct	Wizz Air
21 Sep - 24 Sep	easyJet
17 Sep - 24 Sep	easyJet
25 Sep - 30 Sep	Wizz Air
21 Sep - 26 Sep	easyJet
21 Sep - 23 Sep	easyJet	direct
21 Sep - 05 Oct	easyJet
25 Sep - 07 Oct	Wizz Air
21 Sep - 30 Sep	easyJet
16 Sep - 23 Sep	easyJet	direct
14 Sep - 23 Sep	easyJet	direct
24 Sep - 01 Oct	easyJet
23 Sep - 26 Sep	easyJet
25 Sep - 02 Oct	Wizz Air
23 Sep - 30 Sep	easyJet
29 Sep - 06 Oct	Lufthansa
21 Sep - 04 Oct	easyJet
22 Sep - 01 Oct	easyJet
30 Sep - 03 Oct	Wizz Air

Also check the deals for one-way flights from Basel to Cagliari in September.

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 Basel to Cagliari in September from 184€

Return flights