Cheapest return flights from Bilbao to Basel in September from 70€

AirHint found the following cheapest return flights from Bilbao (BIO) to Basel (BSL) in September 2026 (see full year).

Return flights

29 Sep - 06 Oct easyJet direct
29 Sep - 09 Oct easyJet direct
29 Sep - 13 Oct easyJet direct
25 Sep - 06 Oct easyJet direct
25 Sep - 09 Oct easyJet direct
25 Sep - 13 Oct easyJet direct
25 Sep - 29 Sep easyJet direct
29 Sep - 02 Oct easyJet direct
25 Sep - 02 Oct easyJet direct
18 Sep - 22 Sep easyJet direct
15 Sep - 22 Sep easyJet direct
22 Sep - 25 Sep easyJet direct
15 Sep - 18 Sep easyJet direct
18 Sep - 25 Sep easyJet direct
15 Sep - 25 Sep easyJet direct

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

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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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