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

Return flights

03 Dec - 25 Dec	Avianca
10 Dec - 12 Dec	Avianca
08 Dec - 14 Dec	Avianca
29 Dec - 19 Jan	Avianca
31 Dec - 30 Jan	Avianca
05 Dec - 23 Dec	Avianca
11 Dec - 18 Dec	Avianca
01 Dec - 25 Jan	Avianca
07 Dec - 22 Dec	Avianca
16 Dec - 19 Jan	Vueling Airlines
29 Dec - 16 Jan	Avianca
28 Dec - 16 Jan	Avianca
28 Dec - 20 Jan	Avianca
29 Dec - 20 Jan	Avianca
23 Dec - 21 Jan	Avianca
16 Dec - 29 Dec	Transavia France
25 Dec - 25 Jan	Vueling Airlines
03 Dec - 27 Dec	Vueling Airlines
06 Dec - 27 Dec	Vueling Airlines
21 Dec - 28 Dec	Avianca

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 1014€

Return flights