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

Return flights

22 Jul - 29 Jul	Spirit Airlines
22 Jul - 30 Jul	Spirit Airlines
09 Jul - 16 Jul	Spirit Airlines
17 Jul - 19 Jul	Avianca
13 Jul - 23 Jul	Delta
21 Jul - 26 Jul	Delta
10 Jul - 22 Jul	Delta
10 Jul - 24 Jul	Delta
05 Jul - 12 Jul	Delta
06 Jul - 12 Jul	Delta
14 Jul - 15 Aug	Delta
23 Jul - 04 Aug	Delta
27 Jul - 12 Aug	Delta
28 Jul - 12 Aug	Delta
30 Jul - 11 Aug	Delta
28 Jul - 31 Aug	Delta

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

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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Cheapest return flights from Fort Lauderdale to Buenos Aires in July from 785€

Return flights