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

Return flights

09 Oct - 19 Oct	SWISS
09 Oct - 02 Nov	Delta
01 Oct - 02 Nov	Delta
01 Oct - 04 Nov	Delta
02 Oct - 02 Nov	Delta
02 Oct - 04 Nov	Delta
03 Oct - 02 Nov	Delta
03 Oct - 04 Nov	Delta
08 Oct - 09 Nov	Delta
08 Oct - 11 Nov	Delta
09 Oct - 09 Nov	Delta
02 Oct - 09 Oct	Delta
19 Oct - 25 Oct	Delta
02 Oct - 06 Oct	Delta
21 Oct - 30 Oct	Lufthansa
18 Oct - 26 Oct	Lufthansa

Also check the deals for one-way flights from Brussels to Sao Paulo in October.

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 October from 585€

Return flights