$115 Cheap Flights from Boston (BOS) to St. Thomas (STT)

View $115 flight on Sun, May 4, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Boston to St. Thomas (BOS-STT)

Prices were available within the past 7 days and start at $115 for one-way flights and $257 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Tue, Jun 10 - Wed, Jun 18
BOS
Boston
STT
St. Thomas
$257 Roundtrip, just found
$257
Roundtrip
just found
Select Spirit Airlines flight, departing Tue, Jun 10 from Boston to St. Thomas, returning Wed, Jun 18, priced at $257 just found
Spirit Airlines
Thu, Jun 5 - Thu, Jun 12
BOS
Boston
STT
St. Thomas
$259 Roundtrip, just found
$259
Roundtrip
just found
Select Spirit Airlines flight, departing Thu, Jun 5 from Boston to St. Thomas, returning Thu, Jun 12, priced at $259 just found
Spirit Airlines
Wed, Jun 4 - Thu, Jun 12
BOS
Boston
STT
St. Thomas
$262 Roundtrip, just found
$262
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Jun 4 from Boston to St. Thomas, returning Thu, Jun 12, priced at $262 just found
Spirit Airlines
Tue, Jun 17 - Wed, Jun 25
BOS
Boston
STT
St. Thomas
$263 Roundtrip, just found
$263
Roundtrip
just found
Select Spirit Airlines flight, departing Tue, Jun 17 from Boston to St. Thomas, returning Wed, Jun 25, priced at $263 just found
Spirit Airlines
Wed, Jun 4 - Wed, Jun 11
BOS
Boston
STT
St. Thomas
$264 Roundtrip, found 2 hours ago
$264
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Wed, Jun 4 from Boston to St. Thomas, returning Wed, Jun 11, priced at $264 found 2 hours ago
Spirit Airlines
Tue, Jun 17 - Tue, Jun 24
BOS
Boston
STT
St. Thomas
$266 Roundtrip, found 1 hour ago
$266
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Tue, Jun 17 from Boston to St. Thomas, returning Tue, Jun 24, priced at $266 found 1 hour ago
United
Sun, Jun 8 - Mon, Jun 16
BOS
Boston
STT
St. Thomas
$286 Roundtrip, just found
$286
Roundtrip
just found
Select United flight, departing Sun, Jun 8 from Boston to St. Thomas, returning Mon, Jun 16, priced at $286 just found
American Airlines
Mon, May 26 - Tue, Jun 3
BOS
Boston
STT
St. Thomas
$291 Roundtrip, just found
$291
Roundtrip
just found
Select American Airlines flight, departing Mon, May 26 from Boston to St. Thomas, returning Tue, Jun 3, priced at $291 just found
JetBlue Airways
Sat, Aug 16 - Sat, Aug 23
BOS
Boston
STT
St. Thomas
$310 Roundtrip, found 1 hour ago
$310
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Sat, Aug 16 from Boston to St. Thomas, returning Sat, Aug 23, priced at $310 found 1 hour ago
Delta
Mon, Jun 9 - Tue, Jun 17
BOS
Boston
STT
St. Thomas
$315 Roundtrip, just found
$315
Roundtrip
just found
Select Delta flight, departing Mon, Jun 9 from Boston to St. Thomas, returning Tue, Jun 17, priced at $315 just found

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT) cost?
Discover the latest flight deals from BOS to STT by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BOS to STT?
The cheapest flights from BOS to STT are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT)?
You can fly straight from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT) on a JetBlue Airways flight.
What is the cheapest airline that flies from BOS to STT?
Currently, the cheapest airline operating one-way flights from BOS to STT is JetBlue Airways. You can take off on this route from $233. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from BOS on April 27 2025. Prices were last updated on April 22 2025 and have not changed since.
How many flights per day from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT)?
On average, there are 3 nonstop flights flying from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT) weekly. If you can’t find one that fits your travel plans, consider catching a flight that includes a layover. Filter your search results on Expedia to include one or more stops and choose the next best option.
What are the most popular departure times for flights from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT)?
Flights between BOS and STT tend to be busiest at 8 AM. If you’re after a more relaxed experience and potentially cheaper prices, look for a departure that’s outside typical rush times.
What day of the week has the most flights from BOS to STT?
If you fly on a Thursday, you’ll get the greatest range of options for flights from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT).
What is the earliest flight from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT)?
Hop on the earliest flight at around 7:30AM UTC-5, leaving from Logan Intl. Airport (BOS). You’ll be flying for roughly 4h 2m, landing at Cyril E. King Airport (STT) at approximately 12:32PM UTC-4.
How long does it take to fly from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT)?
It takes around 4 hours and 4 minutes to fly the 1,700 mi from BOS to STT.
What airline has the least delays from BOS to STT?
Consider booking with Delta Air Lines if you’d like to fly straight from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT) without any delays. This carrier has the best track record for punctuality, with an on-time performance of 93%. Want to get notified of any changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT)?
Opt for a flight from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for St. Thomas from Logan Intl. Airport (BOS)?
If you’re boarding a direct flight from Logan Intl. Airport (BOS) to St. Thomas, Cyril E. King Airport (STT) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT) last-minute?
Last-minute bookings from BOS to STT are usually more expensive. To secure the best prices, start looking for flights well in advance. That said, if your travel plans are flexible, it’s possible to find a cheap fare just before your departure.
Is it cheaper to book a BOS to STT flight and hotel package?
You’ll generally save money by booking a BOS to STT flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s easy to manage everything in one place. After selecting your ideal flights and accommodations, consider adding extras including tours, car rentals and activities.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Cyril E. King Airport (STT)?
In most instances, you can modify or cancel your BOS to STT flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline’s rules and fees on flight changes, or if you want further information, head to our Customer Service portal.
*Available to One Key members.