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

Return flights

20 Oct - 23 Oct	easyJet	direct
20 Oct - 26 Oct	easyJet	direct
20 Oct - 30 Oct	easyJet	direct
13 Oct - 16 Oct	easyJet	direct
13 Oct - 20 Oct	easyJet	direct
13 Oct - 23 Oct	easyJet	direct
16 Oct - 20 Oct	easyJet	direct
16 Oct - 23 Oct	easyJet	direct
13 Oct - 26 Oct	easyJet	direct
26 Oct - 30 Oct	easyJet	direct

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

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 Bilbao to Basel in October from 71€

Return flights