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

Return flights

24 May - 27 May	Ryanair
07 May - 12 May	Ryanair
09 May - 12 May	Ryanair
01 May - 06 May	Ryanair
06 May - 13 May	Vueling Airlines
01 May - 05 May	Ryanair
18 May - 20 May	Ryanair
06 May - 06 May	Vueling Airlines
16 May - 19 May	Ryanair
07 May - 13 May	Vueling Airlines
24 May - 11 Jun	Ryanair	direct
27 May - 03 Jun	Ryanair
24 May - 03 Jun	Ryanair
27 May - 16 Jun	Vueling Airlines
28 May - 03 Jun	Ryanair
27 May - 11 Jun	Vueling Airlines
24 May - 10 Jun	Ryanair
24 May - 13 Jun	Ryanair
21 May - 03 Jun	Ryanair
28 May - 04 Jun	Ryanair

Also check the deals for one-way flights from Bologna to Porto 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 Porto in May from $130

Return flights