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

Return flights

02 Dec - 10 Dec	KLM
02 Dec - 21 Dec	KLM
01 Dec - 10 Dec	KLM
30 Dec - 18 Jan	KLM
24 Dec - 29 Dec	KLM
01 Dec - 12 Dec	KLM
01 Dec - 07 Dec	KLM
30 Dec - 09 Jan	KLM
27 Dec - 17 Jan	KLM
28 Dec - 11 Jan	KLM
28 Dec - 01 Jan	KLM
24 Dec - 31 Dec	KLM
24 Dec - 09 Jan	KLM
23 Dec - 12 Jan	KLM
20 Dec - 28 Dec	KLM
21 Dec - 10 Jan	KLM
20 Dec - 13 Jan	KLM
20 Dec - 06 Jan	KLM

Also check the deals for one-way flights from Istanbul 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 Istanbul to Buenos Aires in December from $1047

Return flights