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

Return flights

21 Jan - 31 Jan	British Airways
19 Jan - 06 Feb	Air Europa
26 Jan - 31 Jan	Air Europa
21 Jan - 28 Jan	Air Europa
15 Jan - 25 Jan	British Airways
22 Jan - 07 Feb	Air France
10 Jan - 24 Jan	ITA Airways
19 Jan - 06 Feb	Turkish Airlines	direct
05 Jan - 12 Jan	Turkish Airlines	direct
21 Jan - 31 Jan	Turkish Airlines	direct
10 Jan - 24 Jan	Turkish Airlines	direct
02 Jan - 10 Jan	Turkish Airlines	direct
26 Jan - 31 Jan	Turkish Airlines	direct

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

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 January from 735€

Return flights