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

Return flights

04 Dec - 10 Dec	Sky Airline
01 Dec - 10 Dec	Sky Airline
02 Dec - 09 Dec	Sky Airline
06 Dec - 20 Dec	Sky Airline
08 Dec - 18 Dec	Sky Airline
03 Dec - 12 Dec	Sky Airline
06 Dec - 15 Dec	Sky Airline
03 Dec - 07 Dec	Sky Airline
06 Dec - 01 Jan	Sky Airline
06 Dec - 12 Dec	Sky Airline
08 Dec - 01 Jan	Sky Airline
13 Dec - 28 Dec	Sky Airline
13 Dec - 09 Jan	Flybondi
31 Dec - 10 Jan	Sky Airline
06 Dec - 01 Jan	Sky Airline	direct
08 Dec - 01 Jan	Sky Airline	direct
12 Dec - 02 Jan	Sky Airline
08 Dec - 07 Jan	Sky Airline	direct
13 Dec - 16 Jan	Flybondi
23 Dec - 02 Jan	Sky Airline

Also check the deals for one-way flights from Buenos Aires to Lima 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 Buenos Aires to Lima in December from 234€

Return flights