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

Return flights

06 May - 13 May	Ryanair
10 May - 14 May	Iberia	direct
07 May - 14 May	Iberia	direct
10 May - 16 May	Iberia	direct
21 May - 25 May	Iberia
14 May - 19 May	Ryanair
05 May - 11 May	Ryanair
20 May - 25 May	Ryanair
14 May - 18 May	Ryanair
18 May - 26 May	Ryanair
07 May - 23 Jun	Iberia
28 May - 01 Jun	Iberia
21 May - 01 Jun	Iberia
21 May - 01 Jun	Iberia	direct
07 May - 23 Jun	Iberia	direct
28 May - 01 Jun	Iberia	direct
30 May - 01 Jun	Wizz Air Malta
30 May - 01 Jun	Croatia Airlines	direct

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

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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Cheapest return flights from Madrid to Zagreb in May from 114€

Return flights