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

Return flights

11 Sep - 18 Sep	easyJet	direct
18 Sep - 25 Sep	easyJet	direct
09 Sep - 25 Sep	easyJet	direct
16 Sep - 30 Sep	easyJet	direct
04 Sep - 11 Sep	easyJet	direct
09 Sep - 19 Sep	easyJet
16 Sep - 23 Sep	easyJet	direct
02 Sep - 09 Sep	easyJet	direct
02 Sep - 16 Sep	easyJet	direct
04 Sep - 17 Sep	easyJet	direct
23 Sep - 04 Oct	easyJet
28 Sep - 08 Oct	easyJet
24 Sep - 04 Oct	easyJet
20 Sep - 06 Oct	easyJet	direct
24 Sep - 05 Oct	easyJet
23 Sep - 04 Oct	easyJet	direct
28 Sep - 05 Oct	easyJet
20 Sep - 03 Oct	easyJet	direct
27 Sep - 04 Oct	easyJet
15 Sep - 05 Oct	easyJet

Also check the deals for one-way flights from Basel to Olbia 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 Olbia in September from $80

Return flights