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

Return flights

24 Apr - 18 May	KLM
21 Apr - 29 Apr	KLM
23 Apr - 08 May	KLM
24 Apr - 10 May	KLM
23 Apr - 15 May	KLM
21 Apr - 11 May	KLM
04 Apr - 14 Apr	KLM
28 Apr - 05 May	KLM
28 Apr - 09 May	KLM
29 Apr - 09 May	KLM
29 Apr - 08 May	KLM
28 Apr - 11 May	KLM
07 Apr - 21 Apr	Avianca
07 Apr - 28 Apr	Avianca
21 Apr - 27 Apr	LATAM Airlines Group
09 Apr - 20 Apr	KLM
09 Apr - 19 Apr	KLM
20 Apr - 28 Apr	KLM
04 Apr - 11 Apr	KLM
01 Apr - 21 Apr	Avianca

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

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 April from $912

Return flights