Cheapest return flights from Istanbul to Buenos Aires in September from $1085

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

Return flights

09 Sep - 23 Sep LATAM Airlines Group
18 Sep - 25 Sep LATAM Airlines Group
08 Sep - 15 Sep LATAM Airlines Group
01 Sep - 30 Sep Air Europa
05 Sep - 07 Sep Air Europa
10 Sep - 30 Sep Turkish Airlines
10 Sep - 20 Sep Turkish Airlines
17 Sep - 19 Sep Turkish Airlines
20 Sep - 30 Sep Turkish Airlines
01 Sep - 11 Sep Turkish Airlines
26 Sep - 05 Oct Qatar Airways
16 Sep - 01 Oct KLM
03 Sep - 04 Oct KLM
25 Sep - 20 Oct KLM

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

Skyscanner

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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