$144+ 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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SXM
Aug 22 — Aug 291
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 July 23, 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 July 23, 2026.
This Kissandfly.com deal was found by Cheapflights users on 7/21. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:00 pm
BOS
- SXM
1 stop18h 53m
KLM
Sat 9/53:18 pm
SXM
- BOS
1 stop9h 20m
KLM
Deal found 7/21![KLM logo]()
$358
This Delta deal was found by Cheapflights users on 7/18. 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 8/2110:00 pm
BOS
- SXM
1 stop16h 14m
Delta
Thu 8/273:18 pm
SXM
- BOS
1 stop18h 21m
Delta
Deal found 7/18![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 7/20. 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 8/297:00 pm
BOS
- SXM
1 stop18h 53m
Delta
Sat 9/53:18 pm
SXM
- BOS
1 stop9h 20m
Delta
Deal found 7/20![Delta logo]()
$369
This Delta deal was found by Cheapflights users on 7/20. 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 9/145:30 am
BOS
- SXM
1 stop8h 23m
Delta
Sat 9/263:18 pm
SXM
- BOS
1 stop9h 59m
Delta
Deal found 7/20![Delta logo]()
$377
This United Airlines deal was found by Cheapflights users on 7/21. 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 9/266:00 am
BOS
- SXM
1 stop6h 33m
United Airlines
Sat 10/101:35 pm
SXM
- BOS
2 stops19h 58m
United Airlines
Deal found 7/21![United Airlines logo]()
$382
This United Airlines deal was found by Cheapflights users on 7/22. 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 12/77:35 pm
BOS
- SXM
2 stops17h 15m
United Airlines
Mon 12/215:00 pm
SXM
- BOS
1 stop7h 57m
United Airlines
Deal found 7/22![United Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 7/21. 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 8/245:27 am
BOS
- SXM
1 stop8h 15m
American Airlines
Fri 8/282:22 pm
SXM
- BOS
1 stop10h 36m
American Airlines
Deal found 7/21![American Airlines logo]()
$385
This Southwest deal was found by Cheapflights users on 7/22. 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.
Mon 11/29:00 pm
BOS
- SXM
2 stops16h 20m
Southwest
Fri 11/63:20 pm
SXM
- BOS
2 stops17h 50m
Southwest
Deal found 7/22![Southwest logo]()
$388
This American Airlines deal was found by Cheapflights users on 7/22. 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 11/29:15 pm
BOS
- SXM
2 stops18h 16m
American Airlines
Fri 11/65:33 pm
SXM
- BOS
1 stop8h 26m
American Airlines
Deal found 7/22![American Airlines logo]()
$390
This American Airlines deal was found by Cheapflights users on 7/22. 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 11/712:34 pm
BOS
- SXM
1 stop24h 56m
American Airlines
Wed 11/112:26 pm
SXM
- BOS
1 stop8h 24m
American Airlines
Deal found 7/22![American Airlines logo]()
$393
This American Airlines deal was found by Cheapflights users on 7/21. 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 11/26:05 pm
BOS
- SXM
1 stop21h 26m
American Airlines
Wed 11/45:33 pm
SXM
- BOS
1 stop8h 26m
American Airlines
Deal found 7/21![American Airlines logo]()
$395
This Flysmarter deal was found by Cheapflights users on 7/21. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:20 am
BOS
- SXM
Nonstop4h 13m
JetBlue
Sat 9/512:53 pm
SXM
- BOS
Nonstop4h 23m
JetBlue
Deal found 7/21![JetBlue logo]()
$396
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 July 23, 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 July 23, 2026.
This United Airlines deal was found by Cheapflights users on 7/19. 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 stops20h 43m
United Airlines
Deal found 7/19![United Airlines logo]()
$382
This Southwest deal was found by Cheapflights users on 7/22. 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.
Mon 11/25:35 am
BOS
- SXM
1 stop7h 45m
Southwest
Fri 11/64:40 pm
SXM
- BOS
1 stop8h 10m
Southwest
Deal found 7/22![Southwest logo]()
$383
This Delta deal was found by Cheapflights users on 7/19. 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 1/168:45 pm
BOS
- SXM
1 stop14h 30m
Delta
Tue 1/264:05 pm
SXM
- BOS
1 stop16h 19m
Delta
Deal found 7/19![Delta logo]()
$425
This JetBlue deal was found by Cheapflights users on 7/22. 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.
Sun 9/65:01 am
BOS
- SXM
1 stop8h 53m
JetBlue
Thu 9/103:05 pm
SXM
- BOS
1 stop8h 34m
JetBlue
Deal found 7/22![JetBlue logo]()
$458
This American Airlines deal was found by Cheapflights users on 7/22. 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.
Thu 9/35:27 am
BOS
- SXM
2 stops10h 12m
American Airlines
Wed 9/92:23 pm
SXM
- BOS
2 stops17h 21m
American Airlines
Deal found 7/22![American Airlines logo]()
$460
This Copa Airlines deal was found by Cheapflights users on 7/22. 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 9/33:55 pm
BOS
- SXM
1 stop19h 38m
Copa Airlines
Wed 9/912:32 pm
SXM
- BOS
1 stop26h 07m
Copa Airlines
Deal found 7/22![Copa Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Tue 12/87:35 pm
BOS
- SXM
2 stops17h 15m
United Airlines
Tue 12/152:52 pm
SXM
- BOS
2 stops20h 39m
United Airlines
Deal found 7/20![United Airlines logo]()
$388
This United Airlines deal was found by Cheapflights users on 7/22. 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 12/317:43 pm
BOS
- SXM
2 stops16h 24m
United Airlines
Thu 1/212:52 pm
SXM
- BOS
2 stops20h 39m
United Airlines
Deal found 7/22![United Airlines logo]()
$395
This United Airlines deal was found by Cheapflights users on 7/21. 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 1/167:35 pm
BOS
- SXM
1 stop17h 15m
United Airlines
Sat 1/232:40 pm
SXM
- BOS
1 stop19h 44m
United Airlines
Deal found 7/21![United Airlines logo]()
$468
Last-minute flights from Boston to St. MaartenDiscover last-minute flight deals from Boston to St. Maarten. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to St. Maarten. Data last updated July 23, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/20. 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 7/277:27 pm
BOS
- SXM
1 stop17h 06m
United Airlines
Thu 7/303:50 pm
SXM
- BOS
1 stop8h 09m
United Airlines
Deal found 7/20![United Airlines logo]()
$415
This Southwest deal was found by Cheapflights users on 7/21. 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.
Thu 8/208:20 pm
BOS
- SXM
2 stops17h 45m
Southwest
Thu 8/273:05 pm
SXM
- BOS
2 stops16h 55m
Southwest
Deal found 7/21![Southwest logo]()
$408
This Delta deal was found by Cheapflights users on 7/18. 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 8/2110:00 pm
BOS
- SXM
1 stop16h 14m
Delta
Thu 8/273:18 pm
SXM
- BOS
1 stop18h 21m
Delta
Deal found 7/18![Delta logo]()
$367
This Southwest deal was found by Cheapflights users on 7/22. 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.
Fri 8/218:55 pm
BOS
- SXM
2 stops16h 00m
Southwest
Fri 8/283:05 pm
SXM
- BOS
2 stops16h 55m
Southwest
Deal found 7/22![Southwest logo]()
$382
This American Airlines deal was found by Cheapflights users on 7/19. 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 8/223:38 pm
BOS
- SXM
1 stop22h 04m
American Airlines
Thu 8/274:39 pm
SXM
- BOS
1 stop17h 35m
American Airlines
Deal found 7/19![American Airlines logo]()
$403
This American Airlines deal was found by Cheapflights users on 7/21. 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 8/245:27 am
BOS
- SXM
1 stop8h 15m
American Airlines
Fri 8/282:22 pm
SXM
- BOS
1 stop10h 36m
American Airlines
Deal found 7/21![American Airlines logo]()
$385
This Kissandfly.com deal was found by Cheapflights users on 7/21. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:00 pm
BOS
- SXM
1 stop18h 53m
KLM
Sat 9/53:18 pm
SXM
- BOS
1 stop9h 20m
KLM
Deal found 7/21![KLM logo]()
$358
This Delta deal was found by Cheapflights users on 7/20. 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 8/297:00 pm
BOS
- SXM
1 stop18h 53m
Delta
Sat 9/53:18 pm
SXM
- BOS
1 stop9h 20m
Delta
Deal found 7/20![Delta logo]()
$369
This Flysmarter deal was found by Cheapflights users on 7/21. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:20 am
BOS
- SXM
Nonstop4h 13m
JetBlue
Sat 9/512:53 pm
SXM
- BOS
Nonstop4h 23m
JetBlue
Deal found 7/21![JetBlue logo]()
$396
This American Airlines deal was found by Cheapflights users on 7/19. 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 8/306:06 am
BOS
- SXM
1 stop9h 33m
American Airlines
Fri 9/42:22 pm
SXM
- BOS
1 stop10h 36m
American Airlines
Deal found 7/19![American Airlines logo]()
$395
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 July 23, 2026.
Search for one-way flight options from Boston to St. Maarten. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
This Delta deal was found by Cheapflights users on 7/20. 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 1/38:45 pm
BOS
- SXM
1 stop14h 30m
Delta
Deal found 7/20![Delta logo]()
$144
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Sun 1/38:00 pm
BOS
- SXM
1 stop16h 07m
United Airlines
Deal found 7/22![United Airlines logo]()
$147
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/217:00 pm
BOS
- SXM
1 stop17h 33m
United Airlines
Deal found 7/22![United Airlines logo]()
$148
This United Airlines deal was found by Cheapflights users on 7/20. 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 8/37:27 pm
BOS
- SXM
1 stop17h 06m
United Airlines
Deal found 7/20![United Airlines logo]()
$149
This Southwest deal was found by Cheapflights users on 7/22. 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.
Thu 8/208:20 pm
BOS
- SXM
2 stops17h 45m
Southwest
Deal found 7/22![Southwest logo]()
$150
This Delta deal was found by Cheapflights users on 7/19. 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 1/195:45 am
BOS
- SXM
1 stop7h 55m
Delta
Deal found 7/19![Delta logo]()
$151
This American Airlines deal was found by Cheapflights users on 7/19. 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 9/275:00 am
BOS
- SXM
1 stop8h 23m
American Airlines
Deal found 7/19![American Airlines logo]()
$153
This American Airlines deal was found by Cheapflights users on 7/22. 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 9/215:45 pm
BOS
- SXM
2 stops19h 38m
American Airlines
Deal found 7/22![American Airlines logo]()
$154
This JetBlue deal was found by Cheapflights users on 7/22. 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 8/185:10 am
BOS
- SXM
1 stop7h 27m
JetBlue
Deal found 7/22![JetBlue logo]()
$155
This Expedia deal was found by Cheapflights users on 7/18. 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 10/176:00 am
BOS
- SXM
1 stop11h 00m
Air Canada
Deal found 7/18![Air Canada logo]()
$159
This Air Canada deal was found by Cheapflights users on 7/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:00 am
BOS
- SXM
1 stop11h 00m
Air Canada
Deal found 7/19![Air Canada logo]()
$160
This Expedia deal was found by Cheapflights users on 7/18. 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 9/176:50 pm
BOS
- SXM
2 stops46h 10m
Air Canada
Deal found 7/18![Air Canada logo]()
$162
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 July 23, 2026.
Round-trip from | $358 (Kissandfly.com) |
|---|---|
One-way from | $144 (Delta) |
Popular in | April |
Cheapest in | September |
Average price | $535 |
Good round-trip deal | $492 or less |
Good one-way deal | $214 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 July 23, 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
Sat 9/5
6:00 am-12:33 pm
1 stop6h 33m
Simpson Bay Princess Juliana
Sat 9/12
1:35 pm-10:18 am
2 stops20h 43m
$382
Quickest round-trip
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Mon 11/2
5:35 am-2:20 pm
1 stop7h 45m
Simpson Bay Princess Juliana
Fri 11/6
4:40 pm-11:50 pm
1 stop8h 10m
$383
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Tue 12/8
7:35 pm-1:50 pm
2 stops17h 15m
Simpson Bay Princess Juliana
Tue 12/15
2:52 pm-10:31 am
2 stops20h 39m
$388
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Thu 12/31
7:43 pm-1:07 pm
2 stops16h 24m
Simpson Bay Princess Juliana
Thu 1/21
2:52 pm-10:31 am
2 stops20h 39m
$395
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Sat 1/16
8:45 pm-12:15 pm
1 stop14h 30m
Simpson Bay Princess Juliana
Tue 1/26
4:05 pm-7:24 am
1 stop16h 19m
$425
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Sun 9/6
5:01 am-1:54 pm
1 stop8h 53m
Simpson Bay Princess Juliana
Thu 9/10
3:05 pm-11:39 pm
1 stop8h 34m
$458
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Thu 9/3
5:27 am-3:39 pm
2 stops10h 12m
Simpson Bay Princess Juliana
Wed 9/9
2:23 pm-7:44 am
2 stops17h 21m
$460
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Thu 9/3
3:55 pm-11:33 am
1 stop19h 38m
Simpson Bay Princess Juliana
Wed 9/9
12:32 pm-2:39 pm
1 stop26h 07m
$463
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Sat 1/16
7:35 pm-1:50 pm
1 stop17h 15m
Simpson Bay Princess Juliana
Sat 1/23
2:40 pm-9:24 am
1 stop19h 44m
$468
Cheapest one-way
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Sun 8/16
8:45 pm-1:53 pm
1 stop17h 08m
$144
Showing 1-10 of 20 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, September is the cheapest month in which you can book a flight from Boston to St. Maarten (average of $409). Flying from Boston to St. Maarten in April is currently the most expensive (average of $648). 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 July 23, 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 July 23, 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.
Boarding
8.1
Crew
8.5
Overall
7.8
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Crew
8.5
Overall
7.8
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Crew
8.5
Overall
7.8
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Crew
8.5
Overall
7.8
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Crew
8.5
Overall
7.8
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Crew
8.5
Overall
7.8
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
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
Browse other Boston and St. Maarten flight options. Last updated on July 23, 2026.
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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 July 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$377 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$166 | Average$641 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$274 | Average$427 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$282 | Average$515 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$326 | Average$547 | FlexibilityNo cancel fee | On-time62% |