AirHint found the following cheapest return flights from Porto (OPO) to Sao Paulo (GRU) in September 2026 (see full year).
Return flights
| 15 Sep - 23 Sep | Iberia | ||
| 22 Sep - 03 Oct | Iberia | ||
| 19 Sep - 03 Oct | Iberia | ||
| 09 Sep - 07 Oct | Iberia | ||
| 29 Sep - 14 Oct | Iberia | ||
| 01 Sep - 17 Sep | Iberia | ||
| 01 Sep - 08 Sep | easyJet | ||
| 05 Sep - 19 Sep | Ryanair |
Also check the deals for one-way flights from Porto to Sao Paulo in September.
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