AirHint found the following cheapest return flights from Sao Paulo (GRU) to Brussels (BRU) in May 2026 (see full year).

Return flights

19 May - 03 Jun	Avianca
27 May - 10 Jun	Lufthansa
20 May - 27 May	British Airways
05 May - 26 May	Air Canada
12 May - 28 May	Avianca
12 May - 25 May	British Airways
12 May - 20 May	British Airways
10 May - 20 May	Air Europa
10 May - 21 May	Air Canada
15 May - 25 May	Air Europa
21 May - 04 Jun	Lufthansa
13 May - 20 May	Lufthansa
06 May - 13 May	Iberia
29 May - 16 Jun	TAP
26 May - 17 Jun	TAP
14 May - 07 Jun	TAP

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

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 May from $751

Return flights