$164 Cheap United flights from Boston to St. Thomas (BOS to STT)

Find The Best Day To Fly from Boston to St. Thomas

Amazing United BOS to STT Flight Deals

The cheapest flights to Cyril E. King found within the past 7 days were $311 round trip and $164 one way. Prices and availability subject to change. Additional terms may apply.

Fri, Oct 31 - Sun, Nov 2
BOS
Boston
STT
St. Thomas
$311 Roundtrip, found 18 hours ago
$311
Roundtrip
found 18 hours ago
Select United flight, departing Fri, Oct 31 from Boston to St. Thomas, returning Sun, Nov 2, priced at $311 found 18 hours ago
Tue, Nov 11 - Sat, Nov 15
BOS
Boston
STT
St. Thomas
$327 Roundtrip, found 7 hours ago
$327
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Nov 11 from Boston to St. Thomas, returning Sat, Nov 15, priced at $327 found 7 hours ago

STT From BOS Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
Windward Passage Hotel

Windward Passage Hotel

3.5 out of 5
Save 100% on your flight
per person
Aug 9 - Aug 15
found 1 day ago
Roundtrip non-stop flight included
Boston (BOS) to St. Thomas (STT)
The Saint Resort

The Saint Resort

3 out of 5
Save 100% on your flight
per person
Sep 20 - Sep 27
found 1 day ago
Roundtrip non-stop flight included
Boston (BOS) to St. Thomas (STT)
Margaritaville Vacation Club - St. Thomas

Margaritaville Vacation Club - St. Thomas

4 out of 5
Save 100% on your flight
per person
Aug 9 - Aug 15
found 1 day ago
Roundtrip non-stop flight included
Boston (BOS) to St. Thomas (STT)
Don't see what you're looking for?
See all available trips from Logan Intl. to Cyril E. King
View all trips

Frequently asked questions

Can I catch a flight from BOS to STT right now?
For information on any present STT travel advice and quarantine requirements, go to our Covid-19 Travel Advisor. Check before you book your flight, so you don't get caught up en route.
What terminal is United Airlines at Logan Intl. Airport?
Check your boarding pass to find out which BOS terminal you'll be taking off from on your way to Cyril E. King Airport (STT) with United Airlines. If you can't spot the details on there, contact your airline.
Are there United Airlines non-stop flights from BOS to STT?
If you're traveling with United Airlines from BOS to Cyril E. King Airport (STT), you'll have to make at least one stop. While you're waiting for your connection, use the time to grab a bite to eat or check out the airport shops.
How long is a United Airlines flight from BOS to STT?
Your United Airlines flight from BOS to STT should take about 5 hours and 41 minutes. But there are lots of things you can do to keep yourself occupied. Talking to the passenger next to you about their travels is one of them. If you'd rather a different type of in-flight entertainment, you could always turn on your TV screen.
How many direct and indirect flights does United Airlines fly from BOS to STT?
Traveling between Logan Intl. Airport and STT will be easy. There are roughly 8 United Airlines flights connecting BOS and STT every week.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Cyril E. King Airport (STT), please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Boston BOS to St. Thomas STT 

To find the best deals on flights to Boston from St. Thomas with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Boston BOS to St. Thomas STT with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $311 to $327, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Boston BOS to St. Thomas STT 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Boston to St. Thomas costs from $164. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to St. Thomas STT from  Boston BOS with United 

To find a cheap United flight from Boston BOS to St. Thomas STT, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Boston BOS to St. Thomas STT 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as October, or if you book a flight with a stopover. 

 

Find nonstop flights from Boston BOS to St. Thomas STT with United 

If you’re keen to be on St. Thomas soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Boston BOS to St. Thomas STT 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to St. Thomas STT from  Boston BOS with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

Travelers ❤️ these 🏨 after their flight to St. Thomas

Lindbergh Bay Hotel and Villas
Lindbergh Bay Hotel and Villas
3.5 out of 5
8075 Lindbergh Bay, St. Thomas, St. Thomas
This hotel features an outdoor pool and a gym. Guests will appreciate free perks like free self parking and WiFi in public areas. A business center, a terrace, ...
6.6/10 (1,011 reviews)
Nice place to stay in a pinch
"Nice place to stay in a pinch"

Reviewed on Jul 6, 2025

Lindbergh Bay Hotel and Villas
Emerald Beach Resort
Emerald Beach Resort
3.5 out of 5
8070 Lindbergh Bay, St. Thomas, St. Thomas
This smoke-free hotel includes 2 restaurants, an outdoor pool, and a 24-hour gym. Dine at the beachfront restaurant and relax with beach umbrellas. Relax with ...
7.6/10 Good! (1,032 reviews)
"This stay was good especially with the beach, we really had a great stay ."

Reviewed on Jul 7, 2025

Emerald Beach Resort
Windward Passage Hotel
Windward Passage Hotel
3.5 out of 5
Veterans Drive Charlotte Amali, Po Box 640, St. Thomas, St. Thomas
This hotel features a restaurant, an outdoor pool, and a bar/lounge. There's no skimping on freebies - guests receive free WiFi, free self parking, and free ...
6.8/10 (1,388 reviews)
Convenient.
"Perfect spot to stay during carnival."

Reviewed on Jul 8, 2025

Windward Passage Hotel
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.