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

Return flights

28 Aug - 12 Sep	Air Europa
28 Aug - 10 Sep	Air Europa
28 Aug - 11 Sep	Air Europa
27 Aug - 09 Sep	Wizz Air
29 Aug - 11 Sep	Wizz Air
27 Aug - 03 Sep	Wizz Air
25 Aug - 01 Sep	Wizz Air
28 Aug - 03 Sep	Air Europa
29 Aug - 10 Sep	Wizz Air
31 Aug - 23 Sep	Air Europa
25 Aug - 28 Aug	Wizz Air
21 Aug - 26 Aug	Lufthansa
27 Aug - 31 Aug	Wizz Air
25 Aug - 31 Aug	Wizz Air
03 Aug - 05 Aug	Lufthansa
13 Aug - 14 Aug	Lufthansa
22 Aug - 26 Aug	Lufthansa
14 Aug - 20 Aug	Lufthansa
28 Aug - 31 Aug	Air Europa
28 Aug - 29 Aug	Air Europa

Also check the deals for one-way flights from Madrid to Athens 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 Athens in August from 149€

Return flights