Cheapest one-way flights from Sao Paulo to Porto in September from $419

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

One-Way flights

20 Sep Royal Air Maroc
18 Sep Royal Air Maroc
16 Sep Royal Air Maroc
22 Sep Avianca
15 Sep Royal Air Maroc
21 Sep Avianca
24 Sep Azul Airlines
17 Sep Avianca
19 Sep Avianca
03 Sep Avianca

Also check the deals for return flights from Sao Paulo to Porto 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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