Sint Maarten (SXM) to Boston (BOS) flight deal in economy from $223

UAUnited Airlines

One Way•Economy

SXM

Princess Juliana International Airport

Sint Maarten, Sint Maarten

BOS

Logan International Airport

Boston, United States

$414 USD

-46%$223 USD

Verified 13 days ago

July 2026

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Fair Availability

32% of dates checked are available within 10% of the lowest price

Wednesday, July 29th, 2026

Outbound Flights

8h 9m·1 stop

$223 USD

SXMJul 29 15:50

→

IADJul 29 20:17

UA 1223Boeing 737MAX 8 Passenger

1h 53m layover

IADJul 29 22:10

→

BOSJul 29 23:59

UA 755Boeing 737MAX 9 Passenger

8h 18m·1 stop

$383 USD

SXMJul 29 13:35

→

EWRJul 29 18:16

UA 1880Boeing 737MAX 8 Passenger

2h 9m layover

EWRJul 29 20:25

→

BOSJul 29 21:53

UA 2058Boeing 737

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