Cheapest return flights from Cagliari to Porto in May from $137

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

Return flights

08 May - 13 May Ryanair
15 May - 19 May Ryanair
08 May - 13 May Ryanair direct
15 May - 20 May Ryanair
08 May - 22 May Ryanair direct
08 May - 19 May Ryanair
08 May - 20 May Ryanair
19 May - 22 May Vueling Airlines
19 May - 19 May Vueling Airlines
22 May - 09 Jun Ryanair
15 May - 26 May Ryanair
27 May - 16 Jun Ryanair
15 May - 02 Jun Ryanair
22 May - 02 Jun Ryanair
15 May - 02 Jun Ryanair direct
22 May - 02 Jun Ryanair direct
22 May - 12 Jun Ryanair direct
27 May - 09 Jun Ryanair
15 May - 05 Jun Ryanair direct
22 May - 05 Jun Ryanair direct

Also check the deals for one-way flights from Cagliari to Porto in May.

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