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

Return flights

13 Oct - 20 Oct	Delta
09 Oct - 19 Oct	Delta
28 Oct - 27 Nov	Delta
03 Oct - 24 Oct	Delta
07 Oct - 24 Oct	Delta
08 Oct - 13 Oct	Ryanair
29 Oct - 12 Nov	SWISS
05 Oct - 24 Oct	United
15 Oct - 02 Nov	Delta
16 Oct - 27 Oct	Iberia
19 Oct - 26 Oct	TAP
18 Oct - 01 Nov	TAP

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 $740

Return flights