$124+ Cheap flights from Boston (BOS) to St. Maarten
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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SXM
Jul 9 — Jul 161
Round-trip
1 adult, Economy
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Cheapest flights from Boston to St. MaartenExplore the most affordable flight options available from Boston to St. Maarten. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
Explore the most affordable flight options available from Boston to St. Maarten. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
This Delta deal was found by Cheapflights users on 6/7. 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.
Tue 7/285:30 am
BOS
- SXM
1 stop8h 25m
Delta
Tue 8/43:18 pm
SXM
- BOS
1 stop10h 07m
Delta
Deal found 6/7![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/115:45 am
BOS
- SXM
1 stop6h 48m
United Airlines
Wed 7/153:50 pm
SXM
- BOS
1 stop8h 09m
United Airlines
Deal found 6/8![United Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 6/8. 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 9/56:00 am
BOS
- SXM
1 stop6h 33m
United Airlines
Sat 9/121:35 pm
SXM
- BOS
2 stops21h 19m
United Airlines
Deal found 6/8![United Airlines logo]()
$360
This Super.com deal was found by Cheapflights users on 6/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:20 am
BOS
- SXM
Nonstop4h 13m
JetBlue
Sat 8/2912:53 pm
SXM
- BOS
Nonstop4h 23m
JetBlue
Deal found 6/4![JetBlue logo]()
$363
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Wed 7/155:45 am
BOS
- SXM
1 stop6h 48m
United Airlines
Wed 7/223:50 pm
SXM
- BOS
2 stops18h 01m
United Airlines
Deal found 6/6![United Airlines logo]()
$366
This Delta deal was found by Cheapflights users on 6/6. 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.
Fri 8/285:30 am
BOS
- SXM
1 stop8h 23m
Delta
Fri 9/43:18 pm
SXM
- BOS
1 stop18h 21m
Delta
Deal found 6/6![Delta logo]()
$371
This Delta deal was found by Cheapflights users on 6/4. 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.
Sat 6/136:06 am
BOS
- SXM
1 stop8h 09m
Delta
Sat 6/203:40 pm
SXM
- BOS
1 stop15h 44m
Delta
Deal found 6/4![Delta logo]()
$380
This Delta deal was found by Cheapflights users on 6/5. 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.
Mon 10/55:30 am
BOS
- SXM
1 stop8h 20m
Delta
Wed 10/213:14 pm
SXM
- BOS
1 stop8h 34m
Delta
Deal found 6/5![Delta logo]()
$381
This Expedia deal was found by Cheapflights users on 6/4. 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.
Sat 6/65:10 am
BOS
- SXM
1 stop11h 50m
Air Canada
Sat 6/136:00 pm
SXM
- BOS
1 stop15h 49m
Air Canada
Deal found 6/4![Air Canada logo]()
$382
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Sat 7/46:01 am
BOS
- SXM
1 stop6h 33m
American Airlines
Sat 7/111:34 pm
SXM
- BOS
1 stop11h 25m
American Airlines
Deal found 6/7![American Airlines logo]()
$383
Best flights from Boston to St. MaartenDiscover carefully curated flight deals from Boston to St. Maarten that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
Discover carefully curated flight deals from Boston to St. Maarten that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
This Delta deal was found by Cheapflights users on 6/6. 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 8/205:30 am
BOS
- SXM
1 stop8h 23m
Delta
Fri 8/283:18 pm
SXM
- BOS
1 stop18h 21m
Delta
Deal found 6/6![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Wed 7/155:45 am
BOS
- SXM
1 stop6h 48m
United Airlines
Wed 7/223:50 pm
SXM
- BOS
2 stops18h 01m
United Airlines
Deal found 6/6![United Airlines logo]()
$366
This Southwest deal was found by Cheapflights users on 6/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/55:30 am
BOS
- SXM
2 stops10h 00m
Southwest
Thu 7/92:25 pm
SXM
- BOS
2 stops17h 45m
Southwest
Deal found 6/8![Southwest logo]()
$474
This Copa Airlines deal was found by Cheapflights users on 6/8. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:50 pm
BOS
- SXM
1 stop19h 40m
Copa Airlines
Mon 11/912:25 pm
SXM
- BOS
1 stop10h 36m
Copa Airlines
Deal found 6/8![Copa Airlines logo]()
$529
This Delta deal was found by Cheapflights users on 6/6. 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.
Fri 8/285:30 am
BOS
- SXM
1 stop8h 23m
Delta
Fri 9/43:18 pm
SXM
- BOS
1 stop18h 21m
Delta
Deal found 6/6![Delta logo]()
$371
This United Airlines deal was found by Cheapflights users on 6/5. 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 7/115:45 am
BOS
- SXM
1 stop6h 48m
United Airlines
Wed 7/153:50 pm
SXM
- BOS
1 stop8h 09m
United Airlines
Deal found 6/5![United Airlines logo]()
$395
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Fri 7/108:26 pm
BOS
- SXM
2 stops16h 07m
United Airlines
Mon 7/133:50 pm
SXM
- BOS
1 stop8h 09m
United Airlines
Deal found 6/7![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 6/5. 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.
Sat 7/46:06 am
BOS
- SXM
1 stop8h 09m
Delta
Sat 7/113:35 pm
SXM
- BOS
1 stop16h 48m
Delta
Deal found 6/5![Delta logo]()
$420
This Southwest deal was found by Cheapflights users on 6/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/210:05 pm
BOS
- SXM
2 stops15h 20m
Southwest
Sun 8/93:05 pm
SXM
- BOS
2 stops17h 55m
Southwest
Deal found 6/4![Southwest logo]()
$518
This United Airlines deal was found by Cheapflights users on 6/3. 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 7/255:45 am
BOS
- SXM
1 stop6h 48m
United Airlines
Sat 8/13:50 pm
SXM
- BOS
2 stops17h 39m
United Airlines
Deal found 6/3![United Airlines logo]()
$473
This Delta deal was found by Cheapflights users on 6/6. 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.
Sat 8/156:05 am
BOS
- SXM
1 stop8h 09m
Delta
Sat 8/223:18 pm
SXM
- BOS
1 stop10h 07m
Delta
Deal found 6/6![Delta logo]()
$477
Last-minute flights from Boston to St. MaartenDiscover last-minute flight deals from Boston to St. Maarten. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to St. Maarten. Data last updated June 9, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/4. 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.
Sat 6/136:06 am
BOS
- SXM
1 stop8h 09m
Delta
Sat 6/203:40 pm
SXM
- BOS
1 stop15h 44m
Delta
Deal found 6/4![Delta logo]()
$380
This Delta deal was found by Cheapflights users on 6/5. 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.
Sat 6/136:06 am
BOS
- SXM
1 stop8h 09m
Delta
Wed 6/173:18 pm
SXM
- BOS
1 stop10h 13m
Delta
Deal found 6/5![Delta logo]()
$399
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Sat 7/46:01 am
BOS
- SXM
1 stop6h 33m
American Airlines
Sat 7/111:34 pm
SXM
- BOS
1 stop11h 25m
American Airlines
Deal found 6/7![American Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 6/3. 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.
Fri 7/106:01 am
BOS
- SXM
1 stop6h 33m
American Airlines
Tue 7/144:45 pm
SXM
- BOS
1 stop8h 14m
American Airlines
Deal found 6/3![American Airlines logo]()
$385
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Fri 7/106:01 am
BOS
- SXM
1 stop6h 33m
American Airlines
Mon 7/134:45 pm
SXM
- BOS
1 stop17h 31m
American Airlines
Deal found 6/7![American Airlines logo]()
$395
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/115:45 am
BOS
- SXM
1 stop6h 48m
United Airlines
Wed 7/153:50 pm
SXM
- BOS
1 stop8h 09m
United Airlines
Deal found 6/8![United Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Mon 7/136:43 pm
BOS
- SXM
2 stops17h 50m
United Airlines
Fri 7/173:50 pm
SXM
- BOS
1 stop8h 09m
United Airlines
Deal found 6/4![United Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Wed 7/155:45 am
BOS
- SXM
1 stop6h 48m
United Airlines
Wed 7/223:50 pm
SXM
- BOS
2 stops18h 01m
United Airlines
Deal found 6/6![United Airlines logo]()
$366
This United Airlines deal was found by Cheapflights users on 6/5. 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.
Mon 7/205:45 am
BOS
- SXM
1 stop6h 48m
United Airlines
Fri 7/243:50 pm
SXM
- BOS
1 stop8h 09m
United Airlines
Deal found 6/5![United Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 6/7. 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.
Tue 7/285:30 am
BOS
- SXM
1 stop8h 25m
Delta
Tue 8/43:18 pm
SXM
- BOS
1 stop10h 07m
Delta
Deal found 6/7![Delta logo]()
$347
One-way flights from Boston to St. MaartenSearch for one-way flight options from Boston to St. Maarten. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
Search for one-way flight options from Boston to St. Maarten. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This Delta deal was found by Cheapflights users on 6/3. 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.
Sat 7/46:06 am
BOS
- SXM
1 stop8h 09m
Delta
Deal found 6/3![Delta logo]()
$124
This Delta deal was found by Cheapflights users on 6/4. 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.
Fri 7/39:29 pm
BOS
- SXM
1 stop16h 46m
Delta
Deal found 6/4![Delta logo]()
$129
This United Airlines deal was found by Cheapflights users on 6/8. 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 9/56:00 am
BOS
- SXM
1 stop6h 33m
United Airlines
Deal found 6/8![United Airlines logo]()
$133
This Expedia deal was found by Cheapflights users on 6/8. 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.
Sat 6/135:10 am
BOS
- SXM
1 stop11h 50m
Air Canada
Deal found 6/8![Air Canada logo]()
$153
This Cheapflightsfares deal was found by Cheapflights users on 6/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:20 am
BOS
- SXM
Nonstop4h 13m
JetBlue
Deal found 6/8![JetBlue logo]()
$154
This Delta deal was found by Cheapflights users on 6/8. 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.
Sun 9/275:30 am
BOS
- SXM
1 stop8h 20m
Delta
Deal found 6/8![Delta logo]()
$155
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Mon 8/36:00 am
BOS
- SXM
1 stop9h 44m
American Airlines
Deal found 6/4![American Airlines logo]()
$158
This Delta deal was found by Cheapflights users on 6/4. 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.
Fri 11/278:45 pm
BOS
- SXM
1 stop16h 20m
Delta
Deal found 6/4![Delta logo]()
$160
This Expedia deal was found by Cheapflights users on 6/6. 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 9/36:50 pm
BOS
- SXM
2 stops46h 10m
Air Canada
Deal found 6/6![Air Canada logo]()
$161
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Sun 9/277:26 pm
BOS
- SXM
2 stops17h 56m
American Airlines
Deal found 6/8![American Airlines logo]()
$163
Find flight deals from Boston to St. Maarten
Keep the following information in mind while searching for Boston to St. Maarten flight deals. Data was last updated June 9, 2026.
Round-trip from | $347 (Delta) |
|---|---|
One-way from | $124 (Delta) |
Popular in | April |
Cheapest in | September |
Average price | $555 |
Good round-trip deal | $564 or less |
Good one-way deal | $222 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to St. Maarten 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 June 9, 2026.
Use the filters below to find and compare flights from Boston to St. Maarten that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Thu 8/20
5:30 am-1:53 pm
1 stop8h 23m
Simpson Bay Princess Juliana
Fri 8/28
3:18 pm-9:39 am
1 stop18h 21m
$347
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Wed 7/15
5:45 am-12:33 pm
1 stop6h 48m
Simpson Bay Princess Juliana
Wed 7/22
3:50 pm-9:51 am
2 stops18h 01m
$366
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Fri 8/28
5:30 am-1:53 pm
1 stop8h 23m
Simpson Bay Princess Juliana
Fri 9/4
3:18 pm-9:39 am
1 stop18h 21m
$371
Quickest round-trip
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Sat 7/11
5:45 am-12:33 pm
1 stop6h 48m
Simpson Bay Princess Juliana
Wed 7/15
3:50 pm-11:59 pm
1 stop8h 09m
$395
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Fri 7/10
8:26 pm-12:33 pm
2 stops16h 07m
Simpson Bay Princess Juliana
Mon 7/13
3:50 pm-11:59 pm
1 stop8h 09m
$409
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Sat 7/4
6:06 am-2:15 pm
1 stop8h 09m
Simpson Bay Princess Juliana
Sat 7/11
3:35 pm-8:23 am
1 stop16h 48m
$420
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Sat 7/25
5:45 am-12:33 pm
1 stop6h 48m
Simpson Bay Princess Juliana
Sat 8/1
3:50 pm-9:29 am
2 stops17h 39m
$473
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Sun 7/5
5:30 am-3:30 pm
2 stops10h 00m
Simpson Bay Princess Juliana
Thu 7/9
2:25 pm-8:10 am
2 stops17h 45m
$474
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Sat 8/15
6:05 am-2:14 pm
1 stop8h 09m
Simpson Bay Princess Juliana
Sat 8/22
3:18 pm-1:25 am
1 stop10h 07m
$477
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Sun 8/2
10:05 pm-1:25 pm
2 stops15h 20m
Simpson Bay Princess Juliana
Sun 8/9
3:05 pm-9:00 am
2 stops17h 55m
$518
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Boston to St. Maarten
Have a flexible travel schedule? Discover the best time to fly to St. Maarten from Boston with our price prediction graph.
BOS-SXM
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 St. Maarten
BOS-SX0
BOS-SXM
What is the cheapest month to book a flight from Boston to St. Maarten?
Currently, May is the cheapest month in which you can book a flight from Boston to St. Maarten (average of $108). Flying from Boston to St. Maarten in February is currently the most expensive (average of $286). 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 SX?
Find hourly flight availability from Boston to St. Maarten. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 9, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to St. Maarten as you normally would.
How far ahead should I book a flight from Boston to St. Maarten?
The best time to book flights from Boston to St. Maarten is 51 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing St. Maarten
Get insights into the airlines that provide service to St. Maarten. 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 St. Maarten. Reviews last updated June 9, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Boston to St. Maarten. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Boston to St. Maarten. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Boston and St. Maarten flights
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Top 5 airlines flying from Boston to St. Maarten
Discover the top 5 airlines that operate flights from Boston to St. Maarten. 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 June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$136 | Average$362 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$166 | Average$624 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$282 | Average$521 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$287 | Average$430 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$330 | Average$555 | FlexibilityNo cancel fee | On-time62% |