AirHint found the following cheapest return flights from Bilbao (BIO) to Zagreb (ZAG) in April 2026 (see full year).
Return flights
| 02 Apr - 12 Apr | Vueling Airlines | ||
| 01 Apr - 07 Apr | Vueling Airlines | ||
| 27 Apr - 03 May | Vueling Airlines | ||
| 02 Apr - 06 Apr | Vueling Airlines |
Also check the deals for one-way flights from Bilbao to Zagreb 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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