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

Return flights

18 Sep - 21 Sep	Vueling Airlines
05 Sep - 07 Sep	easyJet	direct
19 Sep - 21 Sep	Vueling Airlines
08 Sep - 15 Sep	Vueling Airlines
16 Sep - 19 Sep	Vueling Airlines
30 Sep - 03 Oct	Vueling Airlines
27 Sep - 30 Sep	Ryanair
15 Sep - 16 Sep	Vueling Airlines
19 Sep - 21 Sep	easyJet	direct
07 Sep - 09 Sep	easyJet	direct
16 Sep - 19 Sep	easyJet	direct
15 Sep - 05 Oct	Vueling Airlines
15 Sep - 03 Oct	Vueling Airlines
30 Sep - 03 Oct	easyJet	direct

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

Book a cheap hotel in Basel

Cheap car rent in Basel

Cheapest return flights from Cagliari to Basel in September from 113€

Return flights