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

Return flights

01 Dec - 15 Dec	Turkish Airlines
02 Dec - 23 Dec	LATAM Airlines Group
02 Dec - 19 Dec	Turkish Airlines
05 Dec - 19 Dec	Turkish Airlines
04 Dec - 16 Jan	Turkish Airlines
12 Dec - 02 Jan	LATAM Airlines Group
17 Dec - 31 Dec	Turkish Airlines
17 Dec - 07 Jan	Turkish Airlines
16 Dec - 06 Jan	Turkish Airlines
14 Dec - 03 Jan	Turkish Airlines
19 Dec - 02 Jan	Ethiopian Airlines
23 Dec - 02 Jan	Turkish Airlines
22 Dec - 02 Jan	Turkish Airlines
15 Dec - 03 Jan	ITA Airways
26 Dec - 09 Jan	Ryanair

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

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 December from $1036

Return flights