Cheapest return flights from Lisbon to Buenos Aires in September from $1025

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

Return flights

19 Sep - 04 Oct LATAM Airlines Group
20 Sep - 27 Sep LATAM Airlines Group
20 Sep - 04 Oct LATAM Airlines Group
01 Sep - 09 Sep LATAM Airlines Group
19 Sep - 05 Oct Azul Airlines
18 Sep - 04 Oct Azul Airlines
13 Sep - 01 Oct Iberia
18 Sep - 03 Oct Azul Airlines
11 Sep - 16 Sep LATAM Airlines Group
23 Sep - 08 Oct SWISS
22 Sep - 30 Sep SWISS

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

Powered by

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.

Book a cheap hotel in Buenos Aires

Cheap car rent in Buenos Aires

Feel free to contact us with any feedback or request another flight research.