$70 Cheap JetBlue Airways flights San Juan (SJU) to St. Thomas (STT)

Use the "Price (lowest to highest)" filter on Expedia to find cheap JetBlue Airways round-trip flights from $119 from SJU to STT. Affordable one-way options from $70 are also available.**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.

To discover affordable flights from SJU to STT with JetBlue Airways, begin your search about one month before your planned departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**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 JetBlue Airways flight from SJU to STT takes off at 2:30PM UTC-4, landing at 3:11PM UTC-4. If you prefer to jet off later in the day, the last JetBlue Airways flight leaves SJU at 2:30PM UTC-4 and touches down at STT at 3:11PM UTC-4. Flying early is generally a good option as morning and mid-morning flights are least 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.