AirHint found the following cheapest return flights from Sao Paulo (GRU) to Istanbul (IST) in August 2026 (see full year).

Return flights

28 Aug - 13 Sep	British Airways
04 Aug - 31 Aug	Air Europa
25 Aug - 17 Sep	British Airways
09 Aug - 23 Aug	Air Europa
01 Aug - 20 Aug	Air Europa
04 Aug - 12 Aug	British Airways
08 Aug - 23 Aug	British Airways
28 Aug - 20 Sep	British Airways
06 Aug - 27 Aug	Air Europa
05 Aug - 17 Aug	Air Europa
02 Aug - 17 Aug	Air Europa
17 Aug - 25 Aug	British Airways
03 Aug - 11 Aug	British Airways
14 Aug - 04 Sep	British Airways
14 Aug - 05 Sep	British Airways
28 Aug - 06 Sep	British Airways
19 Aug - 07 Sep	Royal Air Maroc
21 Aug - 07 Sep	Royal Air Maroc
31 Aug - 17 Sep	Emirates
26 Aug - 07 Sep	Emirates

Also check the deals for one-way flights from Sao Paulo to Istanbul 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 Sao Paulo to Istanbul in August from $892

Return flights