AirHint found the following cheapest return flights from Castellón (CDT) to Budapest (BUD) in April 2026 (see full year).
Return flights
| 12 Apr - 30 Apr | Ryanair | direct | |
| 02 Apr - 09 Apr | Ryanair | direct | |
| 09 Apr - 30 Apr | Ryanair | direct | |
| 02 Apr - 05 Apr | Ryanair | direct |
Also check the deals for one-way flights from Castellón to Budapest in April.
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