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

Return flights

09 Sep - 19 Sep	American Airlines
16 Sep - 23 Sep	American Airlines
11 Sep - 16 Sep	American Airlines
11 Sep - 18 Sep	American Airlines
08 Sep - 15 Sep	American Airlines
01 Sep - 08 Sep	American Airlines
25 Sep - 02 Oct	American Airlines
24 Sep - 01 Oct	Delta
24 Sep - 29 Sep	Aer Lingus

Also check the deals for one-way flights from Fort Lauderdale to Dublin 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 Dublin in September from $517

Return flights