AirHint found the following cheapest return flights from Sao Paulo (GRU) to Hanoi (HAN) in September 2026 (see full year).
Return flights
| 08 Sep - 09 Oct | Arajet | ||
| 10 Sep - 30 Sep | Arajet | ||
| 10 Sep - 24 Sep | Arajet | ||
| 01 Sep - 12 Sep | Arajet | ||
| 04 Sep - 20 Sep | Air China | ||
| 17 Sep - 24 Sep | Qatar Airways | ||
| 02 Sep - 09 Sep | Air France |
Also check the deals for one-way flights from Sao Paulo to Hanoi in September.
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