Cheapest return flights from Fort Lauderdale to San Juan in September from $140

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

Return flights

20 Sep - 25 Sep Spirit Airlines
24 Sep - 25 Sep Spirit Airlines
30 Sep - 04 Oct jetBlue direct
17 Sep - 25 Sep Spirit Airlines
21 Sep - 26 Sep Spirit Airlines direct
13 Sep - 25 Sep Spirit Airlines
25 Sep - 30 Sep Spirit Airlines
21 Sep - 28 Sep Spirit Airlines direct
27 Sep - 01 Oct Spirit Airlines
27 Sep - 27 Sep Spirit Airlines
20 Sep - 05 Oct Spirit Airlines
24 Sep - 05 Oct Spirit Airlines
23 Sep - 03 Oct Spirit Airlines
20 Sep - 02 Oct Spirit Airlines
20 Sep - 09 Oct Spirit Airlines
24 Sep - 02 Oct Spirit Airlines
24 Sep - 09 Oct Spirit Airlines
18 Sep - 25 Sep Spirit Airlines
20 Sep - 26 Sep Spirit Airlines
29 Sep - 04 Oct Spirit Airlines

Also check the deals for one-way flights from Fort Lauderdale to San Juan 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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