Cheapest return flights from Lima to Buenos Aires in September from $392

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

Return flights

28 Sep - 30 Sep JetSmart direct
28 Sep - 15 Oct JetSmart direct
28 Sep - 06 Oct JetSmart direct
28 Sep - 12 Oct JetSmart direct
28 Sep - 01 Oct JetSmart direct
28 Sep - 03 Oct JetSmart direct
28 Sep - 08 Oct JetSmart direct
26 Sep - 15 Oct JetSmart direct
26 Sep - 06 Oct JetSmart direct
26 Sep - 12 Oct JetSmart direct
26 Sep - 01 Oct JetSmart direct
01 Sep - 15 Sep JetSmart
06 Sep - 23 Sep JetSmart direct
22 Sep - 23 Sep JetSmart direct
08 Sep - 23 Sep JetSmart direct
24 Sep - 30 Sep JetSmart
22 Sep - 30 Sep JetSmart direct
26 Sep - 27 Sep JetSmart direct
24 Sep - 27 Sep JetSmart
06 Sep - 27 Sep JetSmart direct

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

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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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