Cheapest return flights from Bilbao to Basel in September from 75€

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

Return flights

26 Sep - 14 Oct easyJet direct
30 Sep - 14 Oct easyJet direct
30 Sep - 21 Oct easyJet direct
23 Sep - 14 Oct easyJet direct
30 Sep - 17 Oct easyJet direct
26 Sep - 07 Oct easyJet direct
19 Sep - 23 Sep easyJet direct
19 Sep - 07 Oct easyJet direct
30 Sep - 07 Oct easyJet direct
26 Sep - 30 Sep easyJet direct
26 Sep - 10 Oct easyJet direct
23 Sep - 07 Oct easyJet direct
19 Sep - 30 Sep easyJet direct
23 Sep - 30 Sep easyJet direct
26 Sep - 29 Sep easyJet
17 Sep - 23 Sep Air Europa
19 Sep - 26 Sep easyJet direct
23 Sep - 26 Sep easyJet direct
19 Sep - 22 Sep easyJet
26 Sep - 28 Sep easyJet

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

Skyscanner

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

Feel free to contact us with any feedback or request another flight research.