Cheapest return flights from Fort Lauderdale to Buenos Aires in September from $758

AirHint found the following cheapest return flights from Fort Lauderdale (FLL) to Buenos Aires (AEP) in September 2025 (see full year).

Return flights

05 Sep - 12 Sep Azul Airlines
11 Sep - 14 Sep Avianca
03 Sep - 10 Sep Avianca
06 Sep - 10 Sep Avianca
05 Sep - 07 Sep Avianca
12 Sep - 14 Sep Avianca
18 Sep - 24 Sep Delta
04 Sep - 16 Sep Delta
17 Sep - 28 Sep Delta
05 Sep - 08 Sep Delta
19 Sep - 06 Oct Delta
22 Sep - 05 Oct Delta

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

Skyscanner

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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