AirHint found the following cheapest return flights from Rome (FCO) to Sao Paulo (GRU) in September 2025 (see full year).

Return flights

11 Sep - 07 Oct	TAP
18 Sep - 31 Oct	Wizz Air Malta
08 Sep - 14 Sep	Delta
19 Sep - 28 Sep	Delta
15 Sep - 28 Sep	Delta
12 Sep - 21 Sep	Delta
01 Sep - 10 Sep	Delta
05 Sep - 14 Sep	Delta
01 Sep - 08 Sep	Delta
11 Sep - 24 Sep	Delta
18 Sep - 29 Sep	Delta
16 Sep - 29 Sep	Delta
25 Sep - 18 Oct	Delta
09 Sep - 05 Oct	Delta
24 Sep - 15 Oct	Delta
18 Sep - 05 Oct	Delta
16 Sep - 08 Oct	Delta
03 Sep - 03 Oct	Iberia
18 Sep - 07 Oct	Delta
18 Sep - 31 Oct	LATAM Airlines Group	direct

Also check the deals for one-way flights from Rome to Sao Paulo in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Rome to Sao Paulo in September from 634€

Return flights