AirHint found the following cheapest return flights from Brussels (BRU) to Buenos Aires (EZE) in October 2025 (see full year).

Return flights

27 Oct - 27 Nov	Delta
22 Oct - 02 Nov	Delta
23 Oct - 02 Nov	Air Canada
21 Oct - 31 Oct	Air Canada
24 Oct - 07 Nov	Air Canada
25 Oct - 08 Nov	Delta
01 Oct - 26 Oct	Delta
05 Oct - 10 Oct	Delta
01 Oct - 30 Oct	Delta
15 Oct - 27 Nov	Delta
19 Oct - 01 Nov	Delta
01 Oct - 05 Oct	Delta
30 Oct - 08 Nov	Delta
13 Oct - 22 Oct	Delta
13 Oct - 30 Nov	Air Canada
17 Oct - 01 Nov	Delta
17 Oct - 31 Oct	ITA Airways
03 Oct - 24 Oct	SWISS
18 Oct - 31 Oct	Lufthansa
16 Oct - 30 Oct	Lufthansa

Also check the deals for one-way flights from Brussels to Buenos Aires 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 Buenos Aires in October from 1214CAD

Return flights