Cheapest return GRU–IST flights, October

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

Return flights

29 Oct - 12 Nov British Airways
22 Oct - 12 Nov British Airways
30 Oct - 13 Nov British Airways
16 Oct - 21 Nov British Airways
19 Oct - 28 Oct British Airways
15 Oct - 28 Oct British Airways
17 Oct - 28 Oct British Airways
17 Oct - 26 Oct British Airways
14 Oct - 27 Oct British Airways
15 Oct - 29 Oct British Airways
22 Oct - 29 Oct British Airways
15 Oct - 26 Oct British Airways
16 Oct - 26 Oct British Airways
14 Oct - 28 Oct British Airways
29 Oct - 06 Nov British Airways
24 Oct - 02 Nov British Airways
23 Oct - 07 Nov ITA Airways
31 Oct - 17 Nov Air Europa
31 Oct - 30 Nov Air Europa
31 Oct - 14 Nov British Airways

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

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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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