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

Return flights

01 Dec - 08 Dec	Ethiopian Airlines
05 Dec - 06 Dec	TAP
01 Dec - 27 Jan	Air Europa
10 Dec - 26 Dec	Lufthansa
05 Dec - 12 Dec	TAP
14 Dec - 29 Dec	Ethiopian Airlines
24 Dec - 14 Jan	Lufthansa
24 Dec - 28 Jan	Lufthansa
01 Dec - 15 Dec	TAP
05 Dec - 15 Dec	TAP
08 Dec - 11 Dec	TAP
14 Dec - 27 Dec	TAP
15 Dec - 17 Dec	LATAM Airlines Group
17 Dec - 16 Jan	Iberia
15 Dec - 01 Jan	TAP
16 Dec - 04 Jan	TAP
21 Dec - 01 Jan	Royal Air Maroc
24 Dec - 12 Jan	British Airways
24 Dec - 01 Jan	Lufthansa
16 Dec - 05 Jan	LATAM Airlines Group

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

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 December from 687€

Return flights