AirHint found the following cheapest return flights from Madrid (MAD) to Zagreb (ZAG) in August 2025 (see full year).

Return flights

07 Aug - 21 Aug	Wizz Air Malta
28 Aug - 02 Sep	Ryanair
21 Aug - 25 Aug	Iberia
14 Aug - 25 Aug	Iberia
27 Aug - 04 Sep	Iberia
26 Aug - 04 Sep	Iberia
21 Aug - 04 Sep	Iberia
28 Aug - 04 Sep	Iberia
21 Aug - 09 Sep	Iberia
26 Aug - 09 Sep	Iberia
11 Aug - 21 Aug	Ryanair
11 Aug - 25 Aug	Ryanair
14 Aug - 20 Aug	Iberia	direct
21 Aug - 27 Aug	Iberia	direct
29 Aug - 13 Sep	Ryanair
28 Aug - 01 Sep	Ryanair
29 Aug - 02 Sep	Ryanair
07 Aug - 18 Aug	Wizz Air Malta
15 Aug - 18 Aug	Ryanair
14 Aug - 26 Aug	Ryanair

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

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 August from $166

Return flights