Cheapest return flights from Buenos Aires to Lisbon in September from $1351

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

Return flights

06 Sep - 18 Sep LATAM Airlines Group
04 Sep - 16 Sep GOL Linhas Aéreas
18 Sep - 04 Oct Sky Airline

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