Cheapest return flights from Lima to Buenos Aires in December from $347

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

Return flights

12 Dec - 14 Dec JetSmart direct
07 Dec - 14 Dec JetSmart direct
10 Dec - 14 Dec JetSmart direct
03 Dec - 14 Dec JetSmart direct
07 Dec - 12 Dec JetSmart direct
07 Dec - 11 Dec JetSmart direct
04 Dec - 14 Dec JetSmart direct
10 Dec - 12 Dec JetSmart direct
03 Dec - 12 Dec JetSmart direct
04 Dec - 12 Dec JetSmart direct
20 Dec - 20 Jan JetSmart direct
29 Dec - 05 Jan JetSmart
20 Dec - 03 Jan JetSmart
26 Dec - 07 Jan LATAM Airlines Group
20 Dec - 05 Jan JetSmart direct
26 Dec - 07 Jan JetSmart direct
25 Dec - 11 Jan JetSmart direct
23 Dec - 02 Jan Sky Airline
23 Dec - 02 Jan JetSmart direct
20 Dec - 03 Jan LATAM Airlines Group direct

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

Skyscanner

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

Feel free to contact us with any feedback or request another flight research.