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

Return flights

05 Oct - 12 Oct	Air France
09 Oct - 16 Oct	Air Europa
26 Oct - 30 Oct	Royal Air Maroc
26 Oct - 01 Nov	Air Europa
21 Oct - 01 Nov	Royal Air Maroc
28 Oct - 31 Oct	Air Europa
11 Oct - 23 Oct	Air Europa
19 Oct - 02 Nov	British Airways
12 Oct - 19 Oct	Air France
09 Oct - 21 Oct	KLM
10 Oct - 21 Oct	Air France
09 Oct - 16 Oct	Turkish Airlines	direct
21 Oct - 01 Nov	Turkish Airlines	direct
28 Oct - 20 Nov	Turkish Airlines	direct
19 Oct - 02 Nov	Turkish Airlines	direct
05 Oct - 12 Oct	Turkish Airlines	direct

Also check the deals for one-way flights from Istanbul 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 Istanbul to Sao Paulo in October from 724€

Return flights