AirHint found the following cheapest one-way flights from Porto (OPO) to Sao Paulo (GRU) in September 2026 (see full year).
One-Way flights
| 11 Sep | Royal Air Maroc | ||
| 12 Sep | Royal Air Maroc | ||
| 17 Sep | Royal Air Maroc | ||
| 08 Sep | Ryanair | ||
| 09 Sep | Air Europa | ||
| 07 Sep | Iberia | ||
| 14 Sep | Air Europa | ||
| 23 Sep | Air Europa | ||
| 24 Sep | Air Europa | ||
| 16 Sep | LATAM Airlines Group |
Also check the deals for return flights from Porto to Sao Paulo in September.
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