$172 Cheap JetBlue Airways flights Boston (BOS) to Santiago (STI)

Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap JetBlue Airways round-trip flights from $336 from BOS to STI. Affordable one-way tickets from $172 are available as well.**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 cheap flights from BOS to STI with JetBlue Airways, start your search 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 helpful tip? Booking on Sunday can lead to 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 earliest JetBlue Airways flight from BOS to STI takes off at 9:10AM UTC-5, landing at 2:05PM UTC-4. If you want to set off later, the last JetBlue Airways flight leaves BOS at 10:05PM UTC-5 and lands at STI at 3:00AM UTC-4. Flying early is often a wise choice 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.