$83 Cheap Southwest Airlines flights Fort Lauderdale (FLL) to San Juan (SJU)

Scoring cheap one-way Southwest Airlines flights from FLL to SJU from $83 on Expedia is a breeze — just filter by "Price (lowest to highest)." Or check out our budget-friendly return fares from $166 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Landing the best Southwest Airlines deals from FLL to SJU often comes down to booking at the right moment. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. Better still, you can pocket 17% on average by buying your fare on a Sunday compared to a Friday, which is often the most expensive day to book.* It's a good idea to start searching for flights about one month before you want to travel.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

The first Southwest Airlines flight from FLL to SJU departs at 7:30AM UTC-5, landing at 10:55AM UTC-4. If you'd like to jet off later in the day, the last Southwest Airlines flight leaves FLL at 3:50PM UTC-5 and lands at SJU at 7:20PM UTC-4. Flying before noon is often a good option as morning and mid-morning flights are less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.