AirHint found the following cheapest return flights from Athens (ATH) to Sao Paulo (GRU) in October 2025 (see full year).

Return flights

10 Oct - 24 Oct	ITA Airways
02 Oct - 06 Oct	ITA Airways
17 Oct - 24 Oct	ITA Airways
10 Oct - 12 Oct	ITA Airways
22 Oct - 05 Nov	Delta
11 Oct - 24 Oct	ITA Airways
24 Oct - 28 Oct	Turkish Airlines
31 Oct - 30 Nov	Turkish Airlines
20 Oct - 31 Oct	ITA Airways
20 Oct - 24 Nov	ITA Airways
20 Oct - 25 Oct	Air France
04 Oct - 18 Oct	ITA Airways
27 Oct - 11 Nov	ITA Airways
18 Oct - 25 Oct	ITA Airways

Also check the deals for one-way flights from Athens to Sao Paulo in October.

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 Sao Paulo in October from $901

Return flights