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

Return flights

30 Jun - 07 Jul	easyJet	direct
30 Jun - 14 Jul	easyJet	direct
26 Jun - 07 Jul	easyJet	direct
30 Jun - 03 Jul	easyJet	direct
26 Jun - 30 Jun	easyJet	direct
26 Jun - 14 Jul	easyJet	direct
26 Jun - 03 Jul	easyJet	direct
30 Jun - 10 Jul	easyJet	direct
26 Jun - 10 Jul	easyJet	direct
30 Jun - 17 Jul	easyJet	direct
26 Jun - 17 Jul	easyJet	direct

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

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 June from 115€

Return flights