Cheapest return flights from Lima to Buenos Aires in September from $365

AirHint found the following cheapest return flights from Lima (LIM) to Buenos Aires (AEP) in September 2026 (see full year).

Return flights

03 Sep - 17 Sep Aerolíneas Argentinas direct
01 Sep - 21 Sep Aerolíneas Argentinas direct
07 Sep - 11 Sep Aerolíneas Argentinas direct
03 Sep - 09 Sep Aerolíneas Argentinas direct
09 Sep - 15 Sep Aerolíneas Argentinas direct
27 Sep - 04 Oct Aerolíneas Argentinas direct
01 Sep - 08 Sep Aerolíneas Argentinas direct
05 Sep - 13 Sep Aerolíneas Argentinas direct
17 Sep - 24 Sep Aerolíneas Argentinas direct
18 Sep - 25 Sep Aerolíneas Argentinas direct
18 Sep - 27 Sep Aerolíneas Argentinas 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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