$138 Cheap JetBlue Airways flights Boston (BOS) to St. Thomas (STT)

You'll discover cheap round-trip JetBlue Airways flights from $244 from BOS to STT by organizing your results from "Price (lowest to highest)" on Expedia. Or look for bargains from $138 for a one-way trip.**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 grab affordable flights from BOS to STT with JetBlue Airways, begin searching about one month before your intended departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another good 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 BOS to STT takes off at 7:30AM UTC-5, touching down at 12:32PM UTC-4. If you'd like to set off later, the last JetBlue Airways flight leaves BOS at 8:00AM UTC-5 and touches down at STT at 1:05PM UTC-4. Flying before noon is generally a smart choice 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.