BOS to SXM from $311 in economy – flightdeals.net

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United Airlines

UAUnited Airlines

Round Trip•Economy

Logan International Airport

Boston, United States

Princess Juliana International Airport

Sint Maarten, Sint Maarten

$681 USD

-54%$311 USD

Verified about 3 hours ago

October 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

28 29 30 1$545 2$367 3$385 4 5 6 7 8$984 9$531 10$535 11 12 13 14$693 15$649 16$407 17$407 18 19 20 21$749 22$746 23$458 24$407 25$317 26$311 27$311 28$468 29$414 30$407 31$413 1$470

Extremely Rare Availability

1% of dates checked are available within 10% of the lowest price

Friday, October 9th, 2026

1 round-trip options

Returning

Sat, Oct 17, 2026•8 Day Trip

$531 USD