AirHint found the following cheapest one-way flights from Athens (ATH) to Bilbao (BIO) in April 2026 (see full year).
One-Way flights
| 02 Apr | Volotea | direct | |
| 16 Apr | easyJet | ||
| 23 Apr | Volotea | direct | |
| 20 Apr | Volotea | ||
| 21 Apr | Ryanair | ||
| 17 Apr | Vueling Airlines | ||
| 28 Apr | Wizz Air UK | ||
| 18 Apr | Ryanair | ||
| 15 Apr | Ryanair | ||
| 01 Apr | easyJet |
Also check the deals for return flights from Athens to Bilbao in April.
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