Cheapest return flights from Castellón to Porto in April from 144€

AirHint found the following cheapest return flights from Castellón (CDT) to Porto (OPO) in April 2026 (see full year).

Return flights

24 Apr - 26 Apr Ryanair
23 Apr - 26 Apr Ryanair
09 Apr - 12 Apr Iberia
07 Apr - 11 Apr Ryanair

Also check the deals for one-way flights from Castellón to Porto in April.

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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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