Cheapest return flights from Buenos Aires to Lisbon in September from $1013

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

Return flights

27 Sep - 08 Oct GOL Linhas Aéreas
23 Sep - 06 Oct LATAM Airlines Group
28 Sep - 08 Oct Aerolíneas Argentinas
21 Sep - 11 Oct Avianca
27 Sep - 11 Oct Avianca
28 Sep - 13 Oct Avianca
19 Sep - 11 Oct LATAM Airlines Group
23 Sep - 03 Oct Avianca
30 Sep - 14 Oct Avianca
30 Sep - 18 Oct Avianca
12 Sep - 29 Sep Aerolíneas Argentinas
14 Sep - 27 Sep LATAM Airlines Group
10 Sep - 21 Sep Aerolíneas Argentinas
03 Sep - 21 Sep Aerolíneas Argentinas
11 Sep - 21 Sep Aerolíneas Argentinas
06 Sep - 16 Sep LATAM Airlines Group
01 Sep - 30 Sep Aerolíneas Argentinas
01 Sep - 15 Sep Aerolíneas Argentinas
03 Sep - 13 Sep Aerolíneas Argentinas
05 Sep - 16 Sep LATAM Airlines Group

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

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