$215 Cheap JetBlue Airways flights Santiago (STI) to Boston (BOS)

Grab affordable round-trip JetBlue Airways flights from $370 from STI to BOS by organizing your results from "Price (lowest to highest)" on Expedia. Or search for bargains from $215 for a one-way journey.**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.

Start your search for JetBlue Airways flights from STI to BOS about one month before you want to leave. The cheapest time to book an international flight is usually 18 to 29 days ahead of your travel date when you can save 17% versus booking four to five months in advance. Regardless of itinerary and fare class, the best day to book international airfare is usually Sunday. Friday can be the most expensive. Travelers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**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 flight from STI to BOS with JetBlue Airways leaves at 4:25AM UTC-4. You'll touch down at 7:25AM UTC-5. The final JetBlue Airways flight of the day takes off at 4:37PM UTC-4 and arrives at 7:37PM UTC-5. With 20% fewer cancellations for morning and mid-morning flights, beginning your travel day early is often the smartest choice.**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.