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

Return flights

31 Dec - 28 Jan	Avianca
04 Dec - 11 Dec	Air France
03 Dec - 10 Dec	TAP
01 Dec - 14 Dec	Avianca
02 Dec - 09 Dec	TAP
03 Dec - 07 Dec	TAP
30 Dec - 29 Jan	Transavia France
29 Dec - 30 Jan	Transavia France
31 Dec - 23 Jan	Ryanair
31 Dec - 15 Jan	Ryanair
29 Dec - 19 Jan	Transavia France
28 Dec - 30 Jan	easyJet
28 Dec - 31 Jan	easyJet
06 Dec - 22 Dec	Ryanair
29 Dec - 15 Jan	Transavia France
04 Dec - 28 Jan	TAP
03 Dec - 15 Dec	FrenchBee
02 Dec - 17 Dec	Vueling Airlines
03 Dec - 17 Dec	FrenchBee
03 Dec - 16 Dec	FrenchBee

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

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 December from 1012€

Return flights