Cheapest return flights from Cagliari to Porto in September from $129

Best time to book flights for Cagliari (CAG) to Porto (OPO) flights at AirHint

AirHint found the following cheapest return flights from Cagliari (CAG) to Porto (OPO) in September 2025 (see full year).

Return flights

30 Sep - 02 Oct Vueling Airlines
30 Sep - 21 Oct Vueling Airlines
23 Sep - 02 Oct Ryanair direct
30 Sep - 02 Oct Ryanair direct
16 Sep - 02 Oct Ryanair direct
16 Sep - 23 Sep Ryanair direct
30 Sep - 21 Oct Ryanair direct
30 Sep - 03 Oct Vueling Airlines
27 Sep - 02 Oct Ryanair direct
16 Sep - 20 Sep Ryanair direct
18 Sep - 02 Oct Vueling Airlines
18 Sep - 23 Sep Vueling Airlines
02 Sep - 23 Sep Ryanair direct
23 Sep - 03 Oct Ryanair
09 Sep - 23 Sep Vueling Airlines
18 Sep - 20 Sep Vueling Airlines
02 Sep - 20 Sep Ryanair direct
09 Sep - 20 Sep Vueling Airlines
13 Sep - 23 Sep Vueling Airlines
18 Sep - 23 Sep Ryanair direct

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

Skyscanner

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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