Cheapest one-way flights from Castellón to Bilbao in April from $65

AirHint found the following cheapest one-way flights from Castellón (CDT) to Bilbao (BIO) in April 2026 (see full year).

One-Way flights

20 Apr Iberia
02 Apr Iberia
30 Apr Iberia
03 Apr Iberia

Also check the deals for return flights from Castellón to Bilbao 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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