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

Return flights

26 Aug - 29 Aug	easyJet
21 Aug - 22 Aug	Wizz Air UK
21 Aug - 28 Aug	Wizz Air UK
20 Aug - 27 Aug	easyJet
20 Aug - 22 Aug	easyJet
19 Aug - 26 Aug	Aegean Airlines
22 Aug - 25 Aug	SKY express
21 Aug - 25 Aug	Wizz Air UK
21 Aug - 23 Aug	Wizz Air UK
25 Aug - 31 Aug	Pegasus Airlines
21 Aug - 15 Sep	Pegasus Airlines

Also check the deals for one-way flights from Athens to Rotterdam 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 Athens to Rotterdam in August from 388€

Return flights