AirHint found the following cheapest return flights from Athens (ATH) to Rio De Janeiro (GIG) in September 2025 (see full year).

Return flights

19 Sep - 04 Oct	Air France
04 Sep - 25 Sep	ITA Airways
10 Sep - 24 Sep	ITA Airways
10 Sep - 22 Sep	Air France
11 Sep - 22 Sep	Air France
12 Sep - 21 Sep	Air France
10 Sep - 21 Sep	Air France
10 Sep - 17 Sep	ITA Airways
18 Sep - 25 Sep	Air France
10 Sep - 20 Sep	Air France
08 Sep - 18 Sep	Air France
21 Sep - 05 Oct	Volotea
25 Sep - 02 Oct	Air France
24 Sep - 01 Oct	Air France
20 Sep - 15 Oct	Emirates

Also check the deals for one-way flights from Athens to Rio De Janeiro in September.

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 Rio De Janeiro in September from 608€

Return flights