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

Return flights

02 Oct - 16 Oct	Azul Airlines
06 Oct - 21 Oct	Avianca
03 Oct - 21 Oct	Avianca
07 Oct - 21 Oct	Avianca
14 Oct - 04 Nov	Ryanair
21 Oct - 23 Oct	Ryanair
16 Oct - 19 Oct	Ryanair
08 Oct - 16 Oct	Ryanair
15 Oct - 19 Oct	Ryanair
07 Oct - 28 Oct	Avianca
29 Oct - 09 Nov	Ryanair
08 Oct - 15 Oct	Ryanair
23 Oct - 14 Nov	Wizz Air Malta
06 Oct - 06 Nov	Avianca
20 Oct - 11 Nov	Ryanair
31 Oct - 30 Nov	Ryanair
29 Oct - 14 Nov	Ryanair
29 Oct - 08 Nov	Ryanair
23 Oct - 08 Nov	Wizz Air Malta
16 Oct - 19 Nov	Ryanair

Also check the deals for one-way flights from Paris 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 Paris to Buenos Aires in October from 899€

Return flights