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

Return flights

01 Dec - 16 Dec	KLM
03 Dec - 06 Dec	LOT
01 Dec - 14 Dec	LOT
15 Dec - 22 Jan	Turkish Airlines
03 Dec - 28 Jan	Turkish Airlines
02 Dec - 15 Dec	Air France
15 Dec - 16 Jan	Turkish Airlines
26 Dec - 15 Jan	Turkish Airlines
23 Dec - 16 Jan	Turkish Airlines
26 Dec - 16 Jan	Turkish Airlines
25 Dec - 13 Jan	Turkish Airlines
27 Dec - 16 Jan	Turkish Airlines
27 Dec - 13 Jan	Turkish Airlines
31 Dec - 05 Jan	Turkish Airlines

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 973€

Return flights