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

Return flights

21 Oct - 01 Nov	TAP
16 Oct - 01 Nov	TAP
24 Oct - 24 Nov	TAP
26 Oct - 02 Nov	TAP
25 Oct - 01 Nov	TAP
07 Oct - 13 Oct	Air China
17 Oct - 03 Nov	KLM
18 Oct - 26 Oct	United
31 Oct - 22 Nov	Iberia
15 Oct - 31 Oct	LATAM Airlines Group
28 Oct - 28 Nov	United
16 Oct - 20 Oct	TAP
02 Oct - 06 Oct	United
12 Oct - 26 Oct	United
06 Oct - 14 Oct	Air Europa
10 Oct - 20 Oct	British Airways
31 Oct - 09 Nov	Air Europa
10 Oct - 15 Oct	Air Europa
06 Oct - 15 Oct	Air Europa

Also check the deals for one-way flights from Sao Paulo to Brussels 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 Sao Paulo to Brussels in October from $704

Return flights