AirHint found the following cheapest return flights from Bilbao (BIO) to Zagreb (ZAG) in March 2026 (see full year).
Return flights
| 30 Mar - 03 Apr | Air Europa | ||
| 23 Mar - 30 Mar | Wizz Air Malta | ||
| 24 Mar - 31 Mar | Vueling Airlines | ||
| 30 Mar - 04 Apr | Air Europa | ||
| 28 Mar - 11 Apr | Air Europa | ||
| 28 Mar - 06 Apr | Air Europa |
Also check the deals for one-way flights from Bilbao to Zagreb in March.
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