$158 Cheap Delta flights St. Thomas (STT) to Boston (BOS)

You can discover cheap return Delta Air Lines flights from $310 from STT to BOS by sorting your results from “Price (lowest to highest)” on Expedia. Or search for bargains from $158 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.

Delta Air Lines flights to Boston are often cheaper in the low-season months of January and February. Whether you’re searching for a round-trip or one-way ticket, you could land a better deal then.

To grab cheap flights from STT to BOS with Delta Air Lines, start searching 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.

Enter your dates, press search and check “Nonstop” on Expedia to browse any direct flights from STT to BOS with Delta Air Lines or other airlines.

Filter your results by “Morning” and “Early Morning” to browse the earliest departures from STT to BOS. Jetting off early means flight cancellations are less likely.**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.

Delta Air Lines flights from Cyril E. King Airport (STT) to Boston land at Logan Intl. Airport (BOS). This is the main gateway to this city.

Heading from STT to BOS with Delta Air Lines comes with a host of perks, including a rewarding loyalty program and an excellent in-flight experience. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to redeem on select future travel purchases. That’s in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You can usually modify or cancel your flight, although there may be additional charges if you made your booking more than 24 hours ago. Prefer to keep your options open? Use our “Changes included” and “No cancel fee” filters to find flights that won’t penalize you if you have to alter your plans. To make changes, visit “Trips,” select your flight and click on “Manage Booking” for more details.