Cheapest one-way flights from Castellón to Porto in September from $24

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

One-Way flights

16 Sep Ryanair direct
20 Sep Ryanair direct
30 Sep Ryanair direct
23 Sep Ryanair direct
06 Sep Ryanair direct
27 Sep Ryanair direct
04 Sep Iberia
02 Sep Volotea
02 Sep Ryanair direct
03 Sep Ryanair

Also check the deals for return flights from Castellón 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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