Cheapest return OPO–ZAG flights, May

AirHint found the following cheapest return flights from Porto (OPO) to Zagreb (ZAG) in May 2026 (see full year).

Return flights

20 May - 26 May Ryanair
18 May - 21 May Ryanair
28 May - 01 Jun Wizz Air Malta
27 May - 04 Jun Ryanair
28 May - 31 May Wizz Air Malta
20 May - 24 May Ryanair
14 May - 18 May Wizz Air Malta
26 May - 04 Jun Ryanair
28 May - 04 Jun Wizz Air Malta
19 May - 24 May Ryanair
25 May - 03 Jun Ryanair
21 May - 30 May Ryanair
23 May - 30 May Ryanair
24 May - 03 Jun Ryanair
25 May - 31 May Ryanair
22 May - 25 May Wizz Air Malta

Also check the deals for one-way flights from Porto to Zagreb in May.

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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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