Cheapest return flights from Bilbao to Basel in September from 63€

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

Return flights

23 Sep - 30 Sep easyJet direct
16 Sep - 23 Sep easyJet direct
09 Sep - 16 Sep easyJet direct
26 Sep - 30 Sep easyJet direct
03 Sep - 16 Sep Air Europa
19 Sep - 23 Sep Vueling Airlines
19 Sep - 23 Sep easyJet direct
03 Sep - 09 Sep Air Europa
16 Sep - 19 Sep easyJet direct
19 Sep - 22 Sep Vueling Airlines
28 Sep - 15 Oct Vueling Airlines
25 Sep - 15 Oct Vueling Airlines
26 Sep - 15 Oct Vueling Airlines
28 Sep - 13 Oct Vueling Airlines
28 Sep - 10 Oct Vueling Airlines
25 Sep - 13 Oct Vueling Airlines
25 Sep - 10 Oct Vueling Airlines
26 Sep - 13 Oct Vueling Airlines
30 Sep - 15 Oct Vueling Airlines
26 Sep - 10 Oct Vueling Airlines

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.

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