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

Return flights

30 Dec - 29 Jan	Avianca
28 Dec - 29 Jan	Avianca
30 Dec - 26 Jan	easyJet
31 Dec - 31 Jan	Vueling Airlines
30 Dec - 21 Jan	easyJet
29 Dec - 30 Jan	Air France
31 Dec - 21 Jan	Vueling Airlines
31 Dec - 25 Jan	Vueling Airlines
28 Dec - 27 Jan	Transavia France
25 Dec - 29 Jan	Avianca
12 Dec - 15 Dec	easyJet
15 Dec - 23 Dec	easyJet
11 Dec - 15 Dec	TAP
13 Dec - 23 Dec	Vueling Airlines
15 Dec - 22 Dec	Ryanair
15 Dec - 28 Dec	easyJet
13 Dec - 26 Dec	Vueling Airlines
18 Dec - 25 Dec	Ryanair
18 Dec - 23 Dec	Ryanair
23 Dec - 30 Dec	Ryanair

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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Cheapest return flights from Paris to Buenos Aires in December from $1264

Return flights