Cheapest one-way flights from Lima to Buenos Aires in September from $155

Best time to book flights for Lima (LIM) to Buenos Aires (AEP) flights at AirHint

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

One-Way flights

22 Sep JetSmart direct
06 Sep JetSmart direct
15 Sep JetSmart direct
19 Sep JetSmart direct
14 Sep JetSmart direct
13 Sep JetSmart direct
03 Sep JetSmart
30 Sep JetSmart direct
08 Sep JetSmart direct
03 Sep JetSmart direct

Also check the deals for return flights from Lima to Buenos Aires in September.

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.

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