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

Return flights

28 Oct - 14 Nov	KLM
01 Oct - 08 Oct	KLM
09 Oct - 20 Oct	KLM
09 Oct - 22 Oct	KLM
09 Oct - 02 Nov	KLM
09 Oct - 29 Oct	KLM
06 Oct - 14 Oct	British Airways
09 Oct - 16 Oct	KLM
24 Oct - 30 Oct	KLM
08 Oct - 22 Oct	KLM
23 Oct - 28 Oct	KLM
06 Oct - 19 Oct	KLM
30 Oct - 25 Nov	KLM
09 Oct - 04 Nov	KLM
08 Oct - 04 Nov	KLM
30 Oct - 06 Nov	KLM
30 Oct - 02 Nov	KLM
22 Oct - 12 Nov	KLM
10 Oct - 02 Nov	KLM
11 Oct - 03 Nov	KLM

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.

Book a cheap hotel in Sao Paulo

Cheap car rent in Sao Paulo

Cheapest return flights from Istanbul to Sao Paulo in October from $899

Return flights