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

Return flights

06 Oct - 13 Oct	LATAM Airlines Group
15 Oct - 24 Oct	LATAM Airlines Group
26 Oct - 30 Oct	KLM
05 Oct - 12 Oct	KLM
25 Oct - 02 Nov	KLM
01 Oct - 30 Nov	Turkish Airlines
23 Oct - 27 Oct	Air Europa
30 Oct - 19 Nov	Turkish Airlines
01 Oct - 08 Oct	Pegasus Airlines
09 Oct - 16 Oct	Turkish Airlines
16 Oct - 24 Oct	Turkish Airlines
13 Oct - 16 Oct	Turkish Airlines
09 Oct - 22 Oct	Turkish Airlines
25 Oct - 01 Nov	KLM
11 Oct - 06 Nov	LATAM Airlines Group
15 Oct - 19 Nov	Turkish Airlines
20 Oct - 04 Nov	Turkish Airlines
18 Oct - 01 Nov	Turkish Airlines

Also check the deals for one-way flights from Istanbul to Buenos Aires in October.

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 October from 918€

Return flights