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

Return flights

28 Sep - 06 Oct	Sky Airline
24 Sep - 30 Sep	Sky Airline
24 Sep - 01 Oct	Sky Airline
09 Sep - 29 Sep	Sky Airline
30 Sep - 07 Oct	Sky Airline
30 Sep - 08 Oct	Sky Airline
02 Sep - 30 Sep	Sky Airline
23 Sep - 30 Sep	Sky Airline
02 Sep - 08 Sep	Sky Airline
24 Sep - 31 Oct	Sky Airline
08 Sep - 30 Sep	JetSmart
08 Sep - 29 Sep	JetSmart
30 Sep - 14 Oct	Sky Airline
26 Sep - 09 Oct	JetSmart
10 Sep - 15 Sep	Sky Airline
27 Sep - 06 Oct	Aerolineas Argentinas
26 Sep - 03 Oct	JetSmart
07 Sep - 16 Sep	Sky Airline
07 Sep - 08 Sep	Sky Airline
26 Sep - 07 Oct	JetSmart

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

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 September from $301

Return flights