AirHint found the following cheapest return flights from Warsaw (WAW) to Buenos Aires (EZE) in December 2025 (see full year).

Return flights

01 Dec - 11 Dec	Ryanair
01 Dec - 08 Dec	Wizz Air
01 Dec - 10 Dec	Wizz Air
01 Dec - 14 Dec	Ryanair
02 Dec - 11 Dec	Air France
01 Dec - 15 Dec	Wizz Air
31 Dec - 23 Jan	Turkish Airlines
30 Dec - 26 Jan	Wizz Air
02 Dec - 24 Dec	Air France
29 Dec - 26 Jan	Turkish Airlines
28 Dec - 26 Jan	Aer Lingus
26 Dec - 31 Jan	Ryanair
26 Dec - 26 Jan	Ryanair
31 Dec - 21 Jan	Turkish Airlines
30 Dec - 21 Jan	Turkish Airlines
27 Dec - 26 Jan	LOT
15 Dec - 23 Dec	Air France
30 Dec - 15 Jan	LOT
12 Dec - 29 Dec	Wizz Air Malta
23 Dec - 29 Dec	Air France

Also check the deals for one-way flights from Warsaw 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 Warsaw to Buenos Aires in December from 934€

Return flights