Cheapest one-way flights from Barcelona to Porto in September from $32

Best time to book flights for Barcelona (BCN) to Porto (OPO) flights at AirHint

AirHint found the following cheapest one-way flights from Barcelona (BCN) to Porto (OPO) in September 2025 (see full year).

One-Way flights

30 Sep Vueling Airlines direct
25 Sep Vueling Airlines direct
28 Sep Vueling Airlines direct
17 Sep Vueling Airlines direct
22 Sep Ryanair direct
03 Sep Ryanair direct
18 Sep Vueling Airlines direct
16 Sep Ryanair direct
02 Sep Ryanair direct
27 Sep Ryanair direct

Also check the deals for return flights from Barcelona 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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