Cheap Frontier Airlines flights Boston (BOS) to St. Thomas (STT)

Flights from Boston (BOS) to St. Thomas (STT)
Origin airport
Logan Intl.
Destination airport
Cyril E. King
Airlines serving
American Airlines, Delta, JetBlue Airways, Spirit Airlines, United
Popular airline
JetBlue Airways
Distance
1697 mi

Frequently asked questions

How much is a Frontier Airlines flight from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT)?
Landing cheap one-way Frontier Airlines flights from BOS to STT on Expedia is a cinch --- just filter by "Price (lowest to highest)." Or check out our affordable round-trip fares for your next exciting getaway.**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.
What is the cheapest month to fly from BOS to STT with Frontier Airlines?
Search for return or one-way flights to St. Thomas in September or October. You could find a cheap fare with Frontier Airlines during these off-peak times.
What is the cheapest time to book flights from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT) with Frontier Airlines?
Search for Frontier Airlines flights from BOS to STT about one month before you want to leave. The most affordable time to reserve an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. Regardless of itinerary and fare class, the best day of the week to book international airfare is usually Sunday. Friday is often the most expensive. Passengers booking on a Sunday can save 17% on average 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.
Does Frontier Airlines fly nonstop from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT)?
Simply enter your dates, click search and use the "Nonstop" filter on Expedia to find any direct flights from BOS to STT with Frontier Airlines or another airline.
What is the earliest Frontier Airlines flight from BOS to STT?
To find the earliest departure from BOS to STT with Frontier Airlines, filter your results by "Morning" and "Early Morning." Choosing an early flight generally means you'll experience fewer 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.
What airports does Frontier Airlines fly into in St. Thomas?
Frontier Airlines flights from Logan Intl. Airport (BOS) to St. Thomas come in to Cyril E. King Airport (STT). This is the main gateway here.
Why fly with Frontier Airlines from BOS to STT?
Journey from BOS to STT with Frontier Airlines and you'll enjoy a range of benefits including a rewarding loyalty program. When booking through Expedia as a Frontier Miles and One Key™ member, you could also earn OneKeyCash™* to spend on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Frontier Airlines flight from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT)?
In most cases, you can change or cancel your flight, although there may be a charge if you booked over 24 hours ago. Need flexible options? Make use of our "Changes included" or "No cancel fee" filter to find flights that won't charge you extra if you need to revise your plans. To modify your itinerary, go to "Trips," select your flight and click on "Manage Booking" for further information.

Explore a world of travel with Expedia

*Available to One Key members.