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

Return flights

27 Oct - 09 Nov	Delta
31 Oct - 09 Nov	Delta
30 Oct - 23 Nov	Delta
10 Oct - 26 Oct	Delta
12 Oct - 26 Oct	Delta
10 Oct - 01 Nov	Delta
24 Oct - 02 Nov	Delta
03 Oct - 06 Oct	Delta
13 Oct - 27 Oct	Iberia
17 Oct - 02 Nov	Delta
03 Oct - 07 Oct	Ethiopian Airlines
26 Oct - 31 Oct	Ryanair
27 Oct - 10 Nov	Ryanair
27 Oct - 31 Oct	Ryanair
14 Oct - 21 Oct	Ethiopian Airlines
23 Oct - 27 Oct	TUI fly Belgium
24 Oct - 27 Oct	Ryanair
24 Oct - 05 Nov	Lufthansa
31 Oct - 07 Nov	Lufthansa
31 Oct - 10 Nov	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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Cheapest return flights from Brussels to Buenos Aires in October from $900

Return flights