AirHint found the following cheapest return flights from Sao Paulo (CGH) to Porto (OPO) in August 2025 (see full year).

Return flights

20 Aug - 27 Aug	Air France
21 Aug - 16 Sep	Azul Airlines
23 Aug - 30 Aug	LATAM Airlines Group
21 Aug - 27 Aug	GOL Linhas Aéreas
18 Aug - 26 Aug	LATAM Airlines Group
19 Aug - 25 Aug	Air Europa
20 Aug - 04 Sep	GOL Linhas Aéreas
21 Aug - 28 Aug	KLM
22 Aug - 06 Sep	GOL Linhas Aéreas
19 Aug - 22 Aug	Air Europa
22 Aug - 13 Sep	GOL Linhas Aéreas
18 Aug - 21 Aug	Air Europa
17 Aug - 11 Sep	Azul Airlines
25 Aug - 14 Sep	GOL Linhas Aéreas
21 Aug - 02 Sep	GOL Linhas Aéreas
16 Aug - 08 Sep	Azul Airlines
21 Aug - 04 Sep	GOL Linhas Aéreas
25 Aug - 13 Sep	GOL Linhas Aéreas
16 Aug - 23 Aug	Azul Airlines
21 Aug - 29 Aug	TAP

Also check the deals for one-way flights from Sao Paulo to Porto in August.

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 Porto

Cheap car rent in Porto

Cheapest return flights from Sao Paulo to Porto in August from 971€

Return flights