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

Return flights

30 Oct - 22 Nov	FrenchBee
31 Oct - 22 Nov	Royal Air Maroc
30 Oct - 12 Nov	FrenchBee
30 Oct - 19 Nov	FrenchBee
31 Oct - 15 Nov	Royal Air Maroc
28 Oct - 22 Nov	Condor
26 Oct - 26 Nov	Ryanair
26 Oct - 16 Nov	Ryanair
24 Oct - 06 Nov	Avianca
28 Oct - 15 Nov	FrenchBee
27 Oct - 29 Oct	Avianca
27 Oct - 30 Oct	Avianca
24 Oct - 27 Oct	Avianca
26 Oct - 31 Oct	Avianca
23 Oct - 27 Oct	Ryanair
23 Oct - 26 Oct	Avianca

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 1019€

Return flights