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

Return flights

13 Sep - 27 Sep	Delta
05 Sep - 26 Sep	Delta
02 Sep - 23 Sep	Delta
04 Sep - 14 Sep	Delta
04 Sep - 18 Sep	Delta
13 Sep - 21 Sep	Delta
22 Sep - 11 Oct	Delta
26 Sep - 19 Oct	Delta
12 Sep - 13 Oct	Delta
11 Sep - 13 Oct	Delta
25 Sep - 08 Oct	Delta
25 Sep - 05 Oct	Delta
25 Sep - 26 Oct	Delta
23 Sep - 03 Oct	Delta
26 Sep - 26 Oct	Delta
01 Sep - 08 Sep	Delta
01 Sep - 14 Sep	Delta
07 Sep - 21 Sep	Delta
03 Sep - 20 Sep	Delta
26 Sep - 27 Oct	Delta

Also check the deals for one-way flights from Brussels 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 Brussels to Sao Paulo in September from 629€

Return flights