AirHint found the following cheapest one-way flights from Sao Paulo (GRU) to Porto (OPO) in September 2026 (see full year).
One-Way flights
| 04 Sep | TAAG Angola Airlines | ||
| 24 Sep | Air Europa | ||
| 23 Sep | Air Europa | ||
| 29 Sep | Air Europa | ||
| 27 Sep | Air Europa | ||
| 10 Sep | Azul Airlines | ||
| 14 Sep | Avianca | ||
| 15 Sep | Air Europa | ||
| 29 Sep | TAP | direct | |
| 15 Sep | TAP | direct |
Also check the deals for return flights from Sao Paulo to Porto in September.
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