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

Return flights

25 May - 31 May	Air Europa
18 May - 31 May	Air Europa
03 May - 10 May	Air Europa
08 May - 21 May	Air Europa
20 May - 31 May	KLM
13 May - 31 May	KLM
04 May - 26 May	KLM
04 May - 12 May	KLM
29 May - 16 Jun	Air Europa
01 May - 16 May	Air Europa
01 May - 10 May	Air Europa
18 May - 06 Jun	Air Europa
30 May - 24 Jun	KLM
22 May - 06 Jun	Air Europa
30 May - 15 Jun	KLM
21 May - 01 Jun	GOL Linhas Aéreas
17 May - 03 Jun	GOL Linhas Aéreas

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

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 May from 826€

Return flights