AirHint found the following cheapest one-way flights from Castellón (CDT) to Bilbao (BIO) in August 2026 (see full year).
One-Way flights
| 18 Aug | Volotea | direct | |
| 01 Aug | Volotea | direct | |
| 11 Aug | Volotea | direct | |
| 08 Aug | Volotea | direct | |
| 22 Aug | Volotea | direct | |
| 15 Aug | Volotea | direct | |
| 02 Aug | Iberia |
Also check the deals for return flights from Castellón to Bilbao in August.
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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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