AirHint found the following cheapest return flights from Rio De Janeiro (SDU) to Sao Paulo (CGH) in September 2026 (see full year).
Return flights
| 14 Sep - 16 Sep | Azul Airlines | direct | |
| 10 Sep - 11 Sep | GOL Linhas Aéreas | direct | |
| 01 Sep - 07 Sep | GOL Linhas Aéreas | direct |
Also check the deals for one-way flights from Rio De Janeiro to Sao Paulo in September.
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