Cheapest return flights from Porto to Sao Paulo in September from $703

AirHint found the following cheapest return flights from Porto (OPO) to Sao Paulo (GRU) in September 2026 (see full year).

Return flights

19 Sep - 01 Oct British Airways
02 Sep - 17 Sep Iberia
03 Sep - 17 Sep Iberia
10 Sep - 24 Sep Iberia
17 Sep - 26 Sep Iberia
16 Sep - 25 Sep Iberia
01 Sep - 13 Sep Iberia
01 Sep - 16 Sep Iberia
02 Sep - 16 Sep Iberia
10 Sep - 24 Sep TAP direct
30 Sep - 10 Oct Air Europa
01 Sep - 15 Sep LATAM Airlines Group

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

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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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