Cheapest return flights from Athens to Porto in August from $244

Best time to book flights for Athens (ATH) to Porto (OPO) flights at AirHint

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

Return flights

21 Aug - 28 Aug Air Serbia
27 Aug - 09 Sep Air France
20 Aug - 28 Aug Air Serbia
17 Aug - 21 Aug Air Serbia
24 Aug - 29 Aug Air Serbia
14 Aug - 21 Aug Air Serbia
21 Aug - 26 Aug Air Serbia
21 Aug - 24 Aug Air Serbia
23 Aug - 27 Aug Air France
19 Aug - 26 Aug Air France
17 Aug - 24 Aug Air Serbia
23 Aug - 14 Sep Air Europa
26 Aug - 16 Sep Volotea
28 Aug - 16 Sep Volotea
27 Aug - 16 Sep Vueling Airlines
28 Aug - 18 Sep Volotea
28 Aug - 17 Sep Volotea
20 Aug - 03 Sep Vueling Airlines
20 Aug - 09 Sep Vueling Airlines
30 Aug - 06 Sep Iberia

Also check the deals for one-way flights from Athens to Porto in August.

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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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