Cheapest return flights from Lisbon to Buenos Aires in August from $1096

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

Return flights

31 Aug - 08 Sep LATAM Airlines Group
18 Aug - 26 Aug LATAM Airlines Group
11 Aug - 18 Aug LATAM Airlines Group
11 Aug - 25 Aug LATAM Airlines Group
11 Aug - 01 Sep LATAM Airlines Group
10 Aug - 19 Aug Ryanair
13 Aug - 23 Aug LATAM Airlines Group
09 Aug - 19 Aug TAP
11 Aug - 21 Aug TAP
13 Aug - 30 Aug Azul Airlines
11 Aug - 28 Aug TAP
03 Aug - 22 Aug Ryanair

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

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.