Cheapest return flights from Brussels to Buenos Aires in September from $949

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

Return flights

01 Sep - 19 Sep Delta
11 Sep - 24 Sep Delta
19 Sep - 12 Oct SWISS
01 Sep - 30 Sep Lufthansa
21 Sep - 12 Oct Lufthansa
09 Sep - 16 Sep TUI fly Belgium
08 Sep - 15 Sep Delta
05 Sep - 20 Sep SWISS
13 Sep - 30 Sep Lufthansa
29 Sep - 28 Oct Lufthansa
11 Sep - 03 Oct Lufthansa
04 Sep - 13 Sep Lufthansa
07 Sep - 11 Sep Lufthansa

Also check the deals for one-way flights from Brussels to Buenos Aires in September.

Skyscanner

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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