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

Return flights

29 Oct - 24 Nov	Iberia
07 Oct - 27 Oct	United
01 Oct - 12 Oct	United
01 Oct - 22 Oct	United
25 Oct - 05 Nov	United
01 Oct - 11 Nov	United
05 Oct - 12 Oct	United
26 Oct - 08 Nov	Iberia
09 Oct - 07 Nov	Air Canada
22 Oct - 07 Nov	Air Europa
13 Oct - 24 Oct	Air Canada
01 Oct - 09 Oct	United
17 Oct - 07 Nov	ITA Airways
01 Oct - 11 Oct	United
11 Oct - 06 Nov	United
31 Oct - 22 Nov	Air Europa
04 Oct - 11 Oct	United
01 Oct - 01 Nov	Air Europa
05 Oct - 09 Oct	Air Europa
12 Oct - 17 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.

Book a cheap hotel in Brussels

Cheap car rent in Brussels

Cheapest return flights from Sao Paulo to Brussels in October from 595€

Return flights