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Simpson Bay

$71+ Cheap flights from Boston (BOS) to Simpson Bay (SXM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SXM
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Boston Logan Intl to Simpson Bay Princess Juliana are usually found in September or August, booked 54 days in advance, depart on a Wednesday or Friday and return on a Monday

Cheap flight deals from Boston to Simpson Bay

Cheapest flights from Boston to Simpson Bay
Explore the most affordable flight options available from Boston to Simpson Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This American Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:59 amBOS - SXM
1 stop6h 27mAmerican Airlines
Thu 1/82:42 pmSXM - BOS
1 stop9h 13mAmerican Airlines
Deal found 12/16$341
This Expedia deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:30 amBOS - SXM
Nonstop4h 14mJetBlue
Wed 12/311:59 pmSXM - BOS
Nonstop4h 35mJetBlue
Deal found 12/16$379
This Priceline deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:30 amBOS - SXM
Nonstop4h 14mMultiple Airlines
Thu 12/253:40 pmSXM - BOS
2 stops21h 32mMultiple Airlines
Deal found 12/15$392
This Delta deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/185:40 amBOS - SXM
1 stop8h 10mDelta
Tue 12/231:45 pmSXM - BOS
1 stop12h 22mDelta
Deal found 12/16$408
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/185:20 amBOS - SXM
1 stop7h 30mUnited Airlines
Tue 12/234:55 pmSXM - BOS
2 stops20h 48mUnited Airlines
Deal found 12/16$417
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/207:26 pmBOS - SXM
2 stops17h 24mUnited Airlines
Mon 12/222:52 pmSXM - BOS
1 stop8h 56mUnited Airlines
Deal found 12/16$424
This JetBlue deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:30 amBOS - SXM
Nonstop4h 14mJetBlue
Thu 1/85:36 pmSXM - BOS
1 stop7h 37mJetBlue
Deal found 12/17$431

Find flight deals from Boston to Simpson Bay

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Simpson Bay (SXM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$339
(JetBlue)

One-way from

$71
(Cheapflightsfares)

Popular in

April

Cheapest in

September

Average price

$626

Good round-trip deal

$393 or less

Good one-way deal

$206 or less
Provider with most accurate pricing for Boston Logan Intl-Simpson Bay Princess Juliana flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Simpson Bay Princess Juliana flights.
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From Boston Logan Intl to Simpson Bay Princess Juliana
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One-way flight from Boston Logan Intl to Simpson Bay Princess Juliana
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Highest demand for flights based on searches. 2% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Simpson Bay Princess Juliana.
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Price to beat on a one-way flight from Boston Logan Intl to Simpson Bay Princess Juliana.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Simpson Bay that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Boston to Simpson Bay that are best for you.

Fly from

Boston

Fly to

Simpson Bay

Route

Depart

Return

Price

BostonSimpson Bay

BOS - SXM

BOSSXM

Boston Logan Intl

Tue 3/31

8:59 pm-11:30 am

1 stop14h 31m

Simpson Bay Princess Juliana

Wed 4/8

12:55 pm-1:13 am

1 stop12h 18m

$345

BostonSimpson Bay

BOS - SXM

BOSSXM

Boston Logan Intl

Mon 3/30

6:50 pm-1:53 pm

1 stop19h 03m

Simpson Bay Princess Juliana

Fri 4/10

12:55 pm-10:40 pm

1 stop9h 45m

$345

BostonSimpson Bay

BOS - SXM

BOSSXM

Boston Logan Intl

Fri 1/16

5:34 am-2:10 pm

1 stop7h 36m

Simpson Bay Princess Juliana

Mon 1/19

5:00 pm-3:57 pm

1 stop23h 57m

$348

BostonSimpson Bay

BOS - SXM

BOSSXM

Boston Logan Intl

Sun 3/29

8:59 pm-11:30 am

1 stop14h 31m

Simpson Bay Princess Juliana

Sat 4/11

12:55 pm-1:09 am

1 stop12h 14m

$349

BostonSimpson Bay

BOS - SXM

BOSSXM

Boston Logan Intl

Tue 3/31

6:50 pm-1:53 pm

1 stop19h 03m

Simpson Bay Princess Juliana

Mon 4/6

3:45 pm-7:15 am

1 stop15h 30m

$349

BostonSimpson Bay

BOS - SXM

BOSSXM

Boston Logan Intl

Fri 4/3

8:45 pm-1:53 pm

1 stop17h 08m

Simpson Bay Princess Juliana

Thu 4/9

3:45 pm-7:15 am

1 stop15h 30m

$349

BostonSimpson Bay

BOS - SXM

BOSSXM

Boston Logan Intl

Thu 4/2

5:35 am-1:53 pm

1 stop8h 18m

Simpson Bay Princess Juliana

Fri 4/10

3:45 pm-7:15 am

1 stop15h 30m

$349

BostonSimpson Bay

BOS - SXM

BOSSXM

Boston Logan Intl

Fri 4/3

8:45 pm-1:53 pm

1 stop17h 08m

Simpson Bay Princess Juliana

Wed 4/8

12:55 pm-1:13 am

1 stop12h 18m

$349

BostonSimpson Bay

BOS - SXM

BOSSXM

Boston Logan Intl

Sun 1/25

8:10 am-3:51 pm

1 stop6h 41m

Simpson Bay Princess Juliana

Thu 1/29

2:52 pm-10:52 am

2 stops21h 00m

$352

BostonSimpson Bay

BOS - SXM

BOSSXM

Boston Logan Intl

Wed 2/25

6:00 am-1:50 pm

1 stop6h 50m

Simpson Bay Princess Juliana

Tue 3/10

3:55 pm-10:49 am

2 stops18h 54m

$352

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 20 results
1
2

Compare providers for flights from Boston to Simpson Bay

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Simpson Bay in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Simpson Bay flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Boston-Simpson Bay flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Boston-Simpson Bay flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Simpson Bay flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Simpson Bay flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Simpson Bay

Have a flexible travel schedule? Discover the best time to fly to Simpson Bay from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Simpson Bay

How far ahead should I book a flight from Boston to Simpson Bay?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Simpson Bay. Price data was last updated on December 12, 2025.

To ensure you get the cheapest price possible for a flight from Boston to Simpson Bay, you should look to book at least 54 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Boston to Simpson Bay?

Currently, September is the cheapest month in which you can book a flight from Boston to Simpson Bay (average of $143). Flying from Boston to Simpson Bay in June is currently the most expensive (average of $372). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to SXM?

Find hourly flight availability from Boston to Simpson Bay. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

When flying from Boston to Simpson Bay, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 52% versus a flight in the morning.

Reviews of airlines servicing Simpson Bay

Get insights into the airlines that provide service to Simpson Bay. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Simpson Bay. Reviews last updated December 18, 2025.
Read through reviews of airlines operating flights from Boston to Simpson Bay, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,005 reviews
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,091 reviews
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,054 reviews
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,897 reviews
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Spirit Airlines
6.3
Okay
8,190 reviews
Delta
7.9
Good
8,005 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Boston to Simpson Bay. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Boston to Simpson Bay flight route?

    Flights from Boston Logan Intl to Simpson Bay Princess Juliana have been viewed 5 times in the past calendar month.

  • How long is the flight from Boston to Simpson Bay?

    There are many flights that can get you from Boston to Simpson Bay in 14h 31m. Fly via Delta to get the fastest option. Airlines will cover a distance of 1742 mi.

  • What are the cheapest airlines flying from Boston to Simpson Bay round-trip?

    According to our current data, Frontier ($75), Delta ($167), and Air Canada ($180) offers the cheapest pricing from Boston to Simpson Bay. Frontier is priced at 86% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Boston to Simpson Bay one-way?

    One-way options have recently been found by users for as low as $44 on Frontier. Other airlines that offer cheap prices include Delta from $130 and Spirit Airlines from $139 one-way.

  • What are the cheapest flights from Boston to Simpson Bay?

    On average you can expect to pay $368 for a flight from Boston to Simpson Bay. The cheapest flight overall is $151 while the most popular route, (Boston Logan Intl - Simpson Bay Princess Juliana) is currently priced at $223.

  • Where are the most common layover locations when flying from Boston to Simpson Bay?

    Of the flights from Boston to Simpson Bay that have layovers, most of them stop in Miami.

  • What are some popular things to do or see while on a layover in Miami?

    Kaseya Center, Bayfront Park, and Bayside Marketplace are the most popular attractions in Miami if you're in need of something to do during your layover. Travelers on a layover in Miami can visit Kaseya Center, Bayfront Park, and Bayside Marketplace, by traveling 6.2 mi, 6.4 mi, and 6.4 mi, respectively after landing at Miami. Travelers can book a car rental at Miami for about $27 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Boston to Simpson Bay flights?

    Boston to Simpson Bay flights have a layover in New York least often.

  • Can I find deals for flights from Boston to Simpson Bay that include hotel bookings?

    Yes. In addition to deals on Boston to Simpson Bay flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Simpson Bay?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Simpson Bay.

  • Can I find deals for business class flights from Boston to Simpson Bay?

    Yes. Cheapflights offers flight deals from Boston to Simpson Bay by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Simpson Bay?

    Currently, September is the cheapest month in which you can book a flight from Boston to Simpson Bay (average of $143). Flying from Boston to Simpson Bay in June is currently the most expensive (average of $372). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Simpson Bay?

Book flights to Simpson Bay if you plan to visit one of these locations
Philipsburg

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Alternative routes for Boston to Simpson Bay

See prices for flight routes from nearby airports that may be better suited for you.
Hartford to Simpson Bay flights
Albany to Simpson Bay flights
Worcester to Simpson Bay flights

Top 7 airlines flying from Boston to Simpson Bay

Discover the top 7 airlines that operate flights from Boston to Simpson Bay. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$81Average$248FlexibilityNo cancel feeOn-time62%
DeltaCheapest$174Average$377FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$180Average$641FlexibilityNo cancel feeOn-time67%
Spirit AirlinesCheapest$312Average$538FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$347Average$527FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$373Average$644FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$392Average$585FlexibilityNo cancel feeOn-time71%

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