AirHint found the following cheapest return flights from Sao Paulo (CGH) to Madrid (MAD) in September 2025 (see full year).

Return flights

22 Sep - 06 Oct	GOL Linhas Aéreas
29 Sep - 19 Oct	GOL Linhas Aéreas
27 Sep - 17 Oct	Azul Airlines
30 Sep - 10 Oct	GOL Linhas Aéreas
16 Sep - 29 Sep	LATAM Airlines Group
20 Sep - 05 Oct	Air Europa
29 Sep - 08 Oct	Air Europa
09 Sep - 01 Oct	Azul Airlines
26 Sep - 03 Oct	Air Europa
22 Sep - 19 Oct	Air Europa
29 Sep - 17 Oct	Air Europa
23 Sep - 29 Sep	Air Europa
22 Sep - 29 Sep	Air Europa
20 Sep - 29 Sep	Air Europa
04 Sep - 15 Sep	GOL Linhas Aéreas
13 Sep - 28 Sep	LATAM Airlines Group
23 Sep - 27 Sep	Air Europa
15 Sep - 20 Sep	Air Europa
15 Sep - 29 Sep	Air Europa
15 Sep - 26 Sep	Air Europa

Also check the deals for one-way flights from Sao Paulo to Madrid in September.

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 Madrid in September from $749

Return flights