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

Return flights

23 Sep - 08 Oct	Delta
20 Sep - 01 Oct	Delta
27 Sep - 08 Oct	Delta
20 Sep - 24 Oct	Delta
01 Sep - 30 Sep	Air Canada
01 Sep - 09 Sep	American Airlines
02 Sep - 09 Sep	American Airlines
21 Sep - 29 Sep	Delta
25 Sep - 07 Oct	American Airlines
27 Sep - 09 Oct	American Airlines
21 Sep - 25 Oct	Delta
17 Sep - 29 Sep	Delta
07 Sep - 30 Sep	Delta
02 Sep - 30 Sep	Delta
24 Sep - 30 Sep	American Airlines
02 Sep - 15 Sep	American Airlines
18 Sep - 30 Sep	Delta
20 Sep - 06 Oct	Delta
27 Sep - 05 Oct	Delta
27 Sep - 04 Oct	Delta

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

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 Barcelona in September from $591

Return flights