AirHint found the following cheapest return flights from Bologna (BLQ) to Basel (BSL) in May 2026 (see full year).

Return flights

26 May - 28 May	Vueling Airlines
23 May - 26 May	Lufthansa
22 May - 26 May	Lufthansa
29 May - 01 Jun	Lufthansa
28 May - 01 Jun	Lufthansa
26 May - 29 May	Vueling Airlines
22 May - 24 May	Lufthansa
23 May - 25 May	Lufthansa
28 May - 30 May	Lufthansa
29 May - 31 May	Lufthansa
22 May - 25 May	Lufthansa
27 May - 30 May	Lufthansa
29 May - 02 Jun	Lufthansa
30 May - 01 Jun	Lufthansa
30 May - 02 Jun	Lufthansa
27 May - 12 Jun	Vueling Airlines
30 May - 03 Jun	Lufthansa
31 May - 03 Jun	Ryanair
27 May - 04 Jun	Vueling Airlines
31 May - 04 Jun	Lufthansa

Also check the deals for one-way flights from Bologna to Basel in May.

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 Bologna to Basel in May from 133€

Return flights