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

Return flights

10 Mar - 20 Mar	British Airways
17 Mar - 24 Mar	British Airways
15 Mar - 31 Mar	British Airways
11 Mar - 25 Mar	British Airways
20 Mar - 30 Mar	British Airways
10 Mar - 24 Mar	British Airways
09 Mar - 20 Mar	British Airways
09 Mar - 19 Mar	British Airways
12 Mar - 23 Mar	British Airways
06 Mar - 14 Mar	British Airways
28 Mar - 06 Apr	Air Europa
28 Mar - 04 Apr	KLM
29 Mar - 11 Apr	Emirates
28 Mar - 06 Apr	Turkish Airlines	direct
29 Mar - 11 Apr	Turkish Airlines	direct

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

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 March from $840

Return flights