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

Return flights

05 Sep - 25 Sep	JetSmart
23 Sep - 29 Sep	Sky Airline
30 Sep - 14 Oct	Sky Airline
23 Sep - 30 Sep	Sky Airline
05 Sep - 06 Sep	JetSmart
07 Sep - 25 Sep	JetSmart
07 Sep - 30 Sep	Sky Airline
14 Sep - 24 Sep	Sky Airline
30 Sep - 14 Oct	Sky Airline	direct
16 Sep - 23 Sep	Sky Airline
16 Sep - 25 Sep	Sky Airline
15 Sep - 15 Oct	LATAM Airlines Group
17 Sep - 24 Sep	Sky Airline
15 Sep - 15 Oct	LATAM Airlines Group	direct
11 Sep - 02 Oct	LATAM Airlines Group
26 Sep - 05 Oct	LATAM Airlines Group
26 Sep - 09 Oct	JetSmart
26 Sep - 02 Oct	JetSmart
26 Sep - 16 Oct	JetSmart
20 Sep - 09 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 $379

Return flights