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

Return flights

04 Sep - 02 Oct	Vueling Airlines
05 Sep - 19 Sep	Vueling Airlines
02 Sep - 15 Sep	Vueling Airlines
01 Sep - 16 Sep	Vueling Airlines
02 Sep - 23 Sep	TAP
03 Sep - 12 Sep	Vueling Airlines
02 Sep - 14 Sep	Vueling Airlines
01 Sep - 30 Sep	Vueling Airlines
09 Sep - 08 Oct	LATAM Airlines Group
15 Sep - 09 Oct	Vueling Airlines
09 Sep - 18 Sep	Vueling Airlines
15 Sep - 10 Oct	Vueling Airlines
09 Sep - 25 Sep	Vueling Airlines
15 Sep - 03 Oct	Vueling Airlines
15 Sep - 11 Oct	Vueling Airlines
01 Sep - 22 Sep	LATAM Airlines Group
15 Sep - 04 Oct	Vueling Airlines
14 Sep - 09 Oct	Vueling Airlines
22 Sep - 09 Oct	Vueling Airlines
30 Sep - 07 Oct	LATAM Airlines Group

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 915€

Return flights