AirHint found the following cheapest return flights from Paris (PAR) to Buenos Aires (EZE) in September 2025 (see full year).

Return flights

15 Sep - 25 Sep	Delta
02 Sep - 16 Sep	Delta
11 Sep - 28 Sep	Delta
15 Sep - 30 Sep	Delta
04 Sep - 11 Sep	Delta
05 Sep - 25 Sep	Delta
03 Sep - 23 Sep	Delta
04 Sep - 21 Sep	Delta
02 Sep - 14 Sep	Delta
12 Sep - 23 Sep	Delta
01 Sep - 15 Oct	Delta
15 Sep - 30 Oct	Delta
19 Sep - 10 Oct	Avianca
16 Sep - 15 Oct	SWISS
16 Sep - 07 Oct	SWISS
16 Sep - 13 Oct	Air Canada
26 Sep - 12 Oct	Delta
23 Sep - 14 Oct	LATAM Airlines Group
30 Sep - 24 Oct	Avianca
27 Sep - 19 Oct	Delta

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

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 Paris to Buenos Aires in September from $959

Return flights