AirHint found the following cheapest return flights from Brussels (BRU) to Buenos Aires (EZE) in March 2026 (see full year).

Return flights

09 Mar - 24 Mar	Ethiopian Airlines
09 Mar - 16 Mar	Ethiopian Airlines
05 Mar - 21 Mar	Ethiopian Airlines
05 Mar - 18 Mar	Ethiopian Airlines
15 Mar - 26 Mar	Ethiopian Airlines
17 Mar - 08 Apr	Ethiopian Airlines
05 Mar - 12 Mar	Ethiopian Airlines
07 Mar - 20 Mar	Ethiopian Airlines
15 Mar - 24 Mar	Ethiopian Airlines
14 Mar - 25 Mar	Ethiopian Airlines
30 Mar - 22 Apr	Delta
21 Mar - 04 Apr	Lufthansa
06 Mar - 17 Mar	Delta
24 Mar - 19 Apr	Ethiopian Airlines
29 Mar - 07 Apr	Ethiopian Airlines
29 Mar - 12 Apr	Ryanair
25 Mar - 01 Apr	Lufthansa
21 Mar - 12 Apr	Ryanair
27 Mar - 05 Apr	Turkish Airlines
30 Mar - 12 Apr	Delta

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

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 March from $907

Return flights