AirHint found the following cheapest return flights from Istanbul (IST) to Sao Paulo (GRU) in August 2025 (see full year).

Return flights

27 Aug - 29 Sep	Air France
28 Aug - 26 Sep	Air France
30 Aug - 30 Sep	Air Europa
29 Aug - 07 Sep	Air Europa
14 Aug - 08 Sep	Air Europa
13 Aug - 28 Sep	Air Europa
20 Aug - 06 Sep	Air Europa
30 Aug - 14 Sep	Air Europa
14 Aug - 27 Aug	Air Europa
31 Aug - 15 Sep	Air Europa
31 Aug - 11 Sep	Air Europa
19 Aug - 27 Aug	Air Europa
15 Aug - 17 Aug	Air Europa
18 Aug - 22 Aug	Air Europa
16 Aug - 20 Aug	Air Europa
15 Aug - 21 Aug	Air Europa
04 Aug - 10 Aug	KLM
18 Aug - 24 Aug	Air Europa
20 Aug - 28 Aug	Air Europa
20 Aug - 26 Aug	Air Europa

Also check the deals for one-way flights from Istanbul to Sao Paulo 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 Istanbul to Sao Paulo in August from 783€

Return flights