$65+ Cheap flights from Boston (BOS) to Saint Martin Island
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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SXM
Mar 5 — Mar 121
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Boston to Saint Martin Island with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Boston to Saint Martin Island
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to Saint Martin IslandExplore the most affordable flight options available from Boston to Saint Martin Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
Explore the most affordable flight options available from Boston to Saint Martin Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
This lastminute.com deal was found by Cheapflights users on 2/1. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/197:49 am
BOS
- SXM
Nonstop4h 16m
JetBlue
Wed 2/254:35 pm
SXM
- BOS
Nonstop4h 40m
JetBlue
Deal found 2/1![JetBlue logo]()
$316
This Delta deal was found by Cheapflights users on 2/1. 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 2/2712:00 pm
BOS
- SXM
2 stops25h 15m
Delta
Fri 3/64:15 pm
SXM
- BOS
1 stop16h 44m
Delta
Deal found 2/1![Delta logo]()
$317
This Priceline deal was found by Cheapflights users on 2/1. 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 2/237:49 am
BOS
- SXM
Nonstop4h 16m
Multiple Airlines
Fri 2/273:20 pm
SXM
- BOS
1 stop9h 24m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$318
This Cheapflightsfares deal was found by Cheapflights users on 2/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:54 am
BOS
- SXM
Nonstop4h 16m
JetBlue
Tue 3/103:35 pm
SXM
- BOS
Nonstop4h 37m
JetBlue
Deal found 2/3![JetBlue logo]()
$319
This JetBlue deal was found by Cheapflights users on 2/2. 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.
Thu 3/57:54 am
BOS
- SXM
Nonstop4h 16m
JetBlue
Tue 3/103:35 pm
SXM
- BOS
Nonstop4h 37m
JetBlue
Deal found 2/2![JetBlue logo]()
$320
This Delta deal was found by Cheapflights users on 2/2. 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 2/208:25 pm
BOS
- SXM
1 stop18h 35m
Delta
Wed 2/251:38 pm
SXM
- BOS
1 stop12h 31m
Delta
Deal found 2/2![Delta logo]()
$321
This Trip.com deal was found by Cheapflights users on 2/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/225:27 am
BOS
- SXM
1 stop7h 48m
Multiple Airlines
Sat 2/283:20 pm
SXM
- BOS
1 stop10h 10m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$324
This American Airlines deal was found by Cheapflights users on 2/2. 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 2/268:00 am
BOS
- SXM
1 stop7h 00m
American Airlines
Mon 3/25:01 pm
SXM
- BOS
1 stop25h 24m
American Airlines
Deal found 2/2![American Airlines logo]()
$325
This Expedia deal was found by Cheapflights users on 2/1. 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.
Tue 2/177:49 am
BOS
- SXM
Nonstop4h 16m
Multiple Airlines
Tue 2/243:20 pm
SXM
- BOS
1 stop9h 24m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 2/3. 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 2/217:19 pm
BOS
- SXM
1 stop17h 31m
United Airlines
Sat 2/285:00 pm
SXM
- BOS
2 stops18h 49m
United Airlines
Deal found 2/3![United Airlines logo]()
$328
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Wed 3/185:47 am
BOS
- SXM
1 stop7h 29m
American Airlines
Tue 3/244:01 pm
SXM
- BOS
1 stop17h 28m
American Airlines
Deal found 2/2![American Airlines logo]()
$329
Best flights from Boston to Saint Martin IslandDiscover carefully curated flight deals from Boston to Saint Martin Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
Discover carefully curated flight deals from Boston to Saint Martin Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
This Delta deal was found by Cheapflights users on 2/2. 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 2/228:25 pm
BOS
- SXM
1 stop17h 25m
Delta
Wed 2/251:38 pm
SXM
- BOS
1 stop8h 58m
Delta
Deal found 2/2![Delta logo]()
$317
This JetBlue deal was found by Cheapflights users on 2/2. 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.
Wed 2/257:54 am
BOS
- SXM
Nonstop4h 16m
JetBlue
Wed 3/44:35 pm
SXM
- BOS
Nonstop4h 40m
JetBlue
Deal found 2/2![JetBlue logo]()
$320
This United Airlines deal was found by Cheapflights users on 2/1. 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 4/206:00 am
BOS
- SXM
1 stop6h 33m
United Airlines
Sat 4/253:50 pm
SXM
- BOS
2 stops17h 35m
United Airlines
Deal found 2/1![United Airlines logo]()
$325
This Delta deal was found by Cheapflights users on 2/1. 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 2/2712:00 pm
BOS
- SXM
2 stops25h 15m
Delta
Tue 3/31:38 pm
SXM
- BOS
1 stop12h 31m
Delta
Deal found 2/1![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 2/3. 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 2/217:19 pm
BOS
- SXM
1 stop17h 31m
United Airlines
Sat 2/285:00 pm
SXM
- BOS
2 stops18h 49m
United Airlines
Deal found 2/3![United Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 2/1. 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 2/2712:00 pm
BOS
- SXM
2 stops25h 15m
Delta
Wed 3/44:15 pm
SXM
- BOS
1 stop16h 15m
Delta
Deal found 2/1![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 2/2. 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 5/96:00 am
BOS
- SXM
1 stop8h 43m
United Airlines
Tue 5/121:35 pm
SXM
- BOS
2 stops20h 43m
United Airlines
Deal found 2/2![United Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 2/1. 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 2/2712:00 pm
BOS
- SXM
2 stops25h 15m
Delta
Fri 3/64:15 pm
SXM
- BOS
1 stop16h 44m
Delta
Deal found 2/1![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 2/2. 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 3/135:45 am
BOS
- SXM
1 stop7h 05m
United Airlines
Tue 3/173:55 pm
SXM
- BOS
2 stops17h 26m
United Airlines
Deal found 2/2![United Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 2/2. 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 2/2012:00 pm
BOS
- SXM
2 stops25h 15m
Delta
Wed 2/251:38 pm
SXM
- BOS
1 stop8h 58m
Delta
Deal found 2/2![Delta logo]()
$326
This Delta deal was found by Cheapflights users on 2/2. 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 3/148:59 pm
BOS
- SXM
1 stop14h 30m
Delta
Fri 3/203:20 pm
SXM
- BOS
1 stop15h 55m
Delta
Deal found 2/2![Delta logo]()
$355
Last-minute flights from Boston to Saint Martin IslandDiscover last-minute flight deals from Boston to Saint Martin Island. Data last updated February 3, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Saint Martin Island. Data last updated February 3, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 2/1. 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.
Tue 2/177:49 am
BOS
- SXM
Nonstop4h 16m
Multiple Airlines
Tue 2/243:20 pm
SXM
- BOS
1 stop9h 24m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$327
This lastminute.com deal was found by Cheapflights users on 2/1. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/197:49 am
BOS
- SXM
Nonstop4h 16m
JetBlue
Wed 2/254:35 pm
SXM
- BOS
Nonstop4h 40m
JetBlue
Deal found 2/1![JetBlue logo]()
$316
This Delta deal was found by Cheapflights users on 2/2. 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 2/208:25 pm
BOS
- SXM
1 stop18h 35m
Delta
Wed 2/251:38 pm
SXM
- BOS
1 stop12h 31m
Delta
Deal found 2/2![Delta logo]()
$321
This United Airlines deal was found by Cheapflights users on 2/3. 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 2/217:19 pm
BOS
- SXM
1 stop17h 31m
United Airlines
Sat 2/285:00 pm
SXM
- BOS
2 stops18h 49m
United Airlines
Deal found 2/3![United Airlines logo]()
$328
This Trip.com deal was found by Cheapflights users on 2/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/225:27 am
BOS
- SXM
1 stop7h 48m
Multiple Airlines
Sat 2/283:20 pm
SXM
- BOS
1 stop10h 10m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$324
This Priceline deal was found by Cheapflights users on 2/1. 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 2/237:49 am
BOS
- SXM
Nonstop4h 16m
Multiple Airlines
Fri 2/273:20 pm
SXM
- BOS
1 stop9h 24m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$318
This Cheapflightsfares deal was found by Cheapflights users on 2/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/257:54 am
BOS
- SXM
Nonstop4h 16m
JetBlue
Tue 3/103:35 pm
SXM
- BOS
Nonstop4h 37m
JetBlue
Deal found 2/3![JetBlue logo]()
$319
This American Airlines deal was found by Cheapflights users on 2/1. 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 2/265:49 am
BOS
- SXM
1 stop9h 11m
American Airlines
Mon 3/25:01 pm
SXM
- BOS
1 stop21h 44m
American Airlines
Deal found 2/1![American Airlines logo]()
$325
This Delta deal was found by Cheapflights users on 2/2. 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 2/2712:00 pm
BOS
- SXM
2 stops25h 15m
Delta
Tue 3/31:38 pm
SXM
- BOS
1 stop12h 31m
Delta
Deal found 2/2![Delta logo]()
$317
This JetBlue deal was found by Cheapflights users on 2/2. 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.
Thu 3/57:54 am
BOS
- SXM
Nonstop4h 16m
JetBlue
Wed 3/113:35 pm
SXM
- BOS
Nonstop4h 37m
JetBlue
Deal found 2/2![JetBlue logo]()
$320
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Wed 3/185:47 am
BOS
- SXM
1 stop7h 29m
American Airlines
Tue 3/244:01 pm
SXM
- BOS
1 stop17h 28m
American Airlines
Deal found 2/2![American Airlines logo]()
$329
One-way flights from Boston to Saint Martin IslandSearch for one-way flight options from Boston to Saint Martin Island. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
Search for one-way flight options from Boston to Saint Martin Island. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
This Expedia deal was found by Cheapflights users on 2/1. 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.
Wed 2/185:27 am
BOS
- SXM
1 stop7h 48m
Spirit Airlines
Deal found 2/1![Spirit Airlines logo]()
$65
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 2/218:32 pm
BOS
- SXM
1 stop16h 43m
Spirit Airlines
Deal found 2/2![Spirit Airlines logo]()
$66
This Expedia deal was found by Cheapflights users on 2/1. 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 3/76:10 pm
BOS
- SXM
1 stop18h 05m
Spirit Airlines
Deal found 2/1![Spirit Airlines logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:10 pm
BOS
- SXM
1 stop19h 05m
Spirit Airlines
Deal found 2/2![Spirit Airlines logo]()
$97
This Travelocity deal was found by Cheapflights users on 2/2. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/265:27 am
BOS
- SXM
1 stop7h 48m
Spirit Airlines
Deal found 2/2![Spirit Airlines logo]()
$99
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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.
Sun 2/85:34 am
BOS
- SXM
1 stop7h 41m
Spirit Airlines
Deal found 2/1![Spirit Airlines logo]()
$100
This Super.com deal was found by Cheapflights users on 1/31. 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.
Tue 3/315:45 am
BOS
- SXM
1 stop7h 45m
Spirit Airlines
Deal found 1/31![Spirit Airlines logo]()
$101
This Orbitz deal was found by Cheapflights users on 2/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/285:27 am
BOS
- SXM
1 stop7h 48m
Spirit Airlines
Deal found 2/1![Spirit Airlines logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:27 am
BOS
- SXM
1 stop31h 48m
Spirit Airlines
Deal found 2/1![Spirit Airlines logo]()
$112
This Delta deal was found by Cheapflights users on 2/2. 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 3/158:59 pm
BOS
- SXM
1 stop14h 30m
Delta
Deal found 2/2![Delta logo]()
$114
Find flight deals from Boston to Saint Martin Island
Keep the following information in mind while searching for Boston to Saint Martin Island flight deals. Data was last updated February 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $316 (lastminute.com) |
One-way from | $65 (Expedia) |
Popular in | April |
Cheapest in | September |
Average price | $597 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Saint Martin Island 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 February 3, 2026.
Use the filters below to find and compare flights from Boston to Saint Martin Island that are best for you.
Fly from
Boston
Fly to
Saint Martin Island
Route
Depart
Return
Price
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Sun 2/22
8:25 pm-2:50 pm
1 stop17h 25m
Simpson Bay Princess Juliana
Wed 2/25
1:38 pm-9:36 pm
1 stop8h 58m
$317
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Fri 2/27
12:00 pm-2:15 pm
2 stops25h 15m
Simpson Bay Princess Juliana
Tue 3/3
1:38 pm-1:09 am
1 stop12h 31m
$317
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Fri 2/27
12:00 pm-2:15 pm
2 stops25h 15m
Simpson Bay Princess Juliana
Wed 3/4
4:15 pm-7:30 am
1 stop16h 15m
$317
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Fri 2/27
12:00 pm-2:15 pm
2 stops25h 15m
Simpson Bay Princess Juliana
Fri 3/6
4:15 pm-7:59 am
1 stop16h 44m
$317
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Wed 2/25
7:54 am-1:10 pm
Nonstop4h 16m
Simpson Bay Princess Juliana
Wed 3/4
4:35 pm-8:15 pm
Nonstop4h 40m
$320
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Mon 4/20
6:00 am-12:33 pm
1 stop6h 33m
Simpson Bay Princess Juliana
Sat 4/25
3:50 pm-9:25 am
2 stops17h 35m
$325
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Fri 2/20
12:00 pm-2:15 pm
2 stops25h 15m
Simpson Bay Princess Juliana
Wed 2/25
1:38 pm-9:36 pm
1 stop8h 58m
$326
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Sat 2/21
7:19 pm-1:50 pm
1 stop17h 31m
Simpson Bay Princess Juliana
Sat 2/28
5:00 pm-10:49 am
2 stops18h 49m
$328
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Sat 5/9
6:00 am-2:43 pm
1 stop8h 43m
Simpson Bay Princess Juliana
Tue 5/12
1:35 pm-10:18 am
2 stops20h 43m
$332
BostonSimpson Bay
BOS - SXM
BOSSXM
Boston Logan Intl
Fri 3/13
5:45 am-12:50 pm
1 stop7h 05m
Simpson Bay Princess Juliana
Tue 3/17
3:55 pm-9:21 am
2 stops17h 26m
$355
Showing 1-10 of 20 results
Best time to book a flight from Boston to Saint Martin Island
Have a flexible travel schedule? Discover the best time to fly to Saint Martin Island 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 Saint Martin Island
BOS-zzSCH
BOS-SXM
What is the cheapest month to book a flight from Boston to Saint Martin Island?
Currently, September is the cheapest month in which you can book a flight from Boston to Saint Martin Island (average of $140). Flying from Boston to Saint Martin Island in June is currently the most expensive (average of $342). 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 SCH?
Find hourly flight availability from Boston to Saint Martin Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 3, 2026.
When flying from Boston to Saint Martin Island, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Reviews of airlines servicing Saint Martin Island
Get insights into the airlines that provide service to Saint Martin Island. 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 Saint Martin Island. Reviews last updated February 3, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Boston to Saint Martin Island. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.8
Overall
7.9
Comfort
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.9
Comfort
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.9
Comfort
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.9
Comfort
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.9
Comfort
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.9
Comfort
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Boston to Saint Martin Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Boston to Saint Martin Island
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Boston to Saint Martin Island
Discover the top 7 airlines that operate flights from Boston to Saint Martin Island. 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 February 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$134 | Average$333 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$136 | Average$349 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$180 | Average$641 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$205 | Average$440 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$297 | Average$474 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$330 | Average$572 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$363 | Average$566 | FlexibilityNo cancel fee | On-time71% |