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

Return flights

11 Apr - 25 Apr	Avianca
28 Apr - 08 May	KLM
28 Apr - 11 May	KLM
20 Apr - 14 May	Avianca
27 Apr - 06 May	KLM
15 Apr - 30 Apr	Avianca
30 Apr - 11 May	TAP
13 Apr - 22 Apr	TAP
07 Apr - 16 Apr	TAP
17 Apr - 09 May	Avianca
27 Apr - 04 May	Iberia
03 Apr - 10 Apr	TAP
05 Apr - 15 Apr	TAP
04 Apr - 19 Apr	TAP
22 Apr - 01 May	Iberia
18 Apr - 05 May	Avianca
30 Apr - 17 May	TAP
17 Apr - 29 Apr	Avianca
18 Apr - 23 Apr	TAP
01 Apr - 08 Apr	Air Europa

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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Sao Paulo to Istanbul in April from $970

Return flights