A nonstop JetBlue flight from Boston to St Maarten for $370 roundtrip opens up a very appealing April Caribbean week, based on what we found on Google Flights.

The Deal
JetBlue is running Boston to St Maarten at about $370 roundtrip for April 13–20, with nonstop service both ways. Flight time is roughly 4 hours, which means you leave in the morning and you’re on the beach by early afternoon.

This is a strong fare for this route — especially for a full seven-night window — landing just below what you typically see for nonstop service from the Northeast — and, more importantly, a sub-$400 fare in the current fuel climate.

Why This Fare Stands Out
Sub-$400 nonstop to St Maarten doesn’t show up every day, particularly with mid-April timing. You’re outside peak winter pricing but still in one of the most reliable weather stretches of the year.

The bigger advantage is flexibility. St Maarten gives you two destinations in one — Dutch-side energy and French-side dining — plus easy access to Anguilla and St Barth if you want to turn the trip into something more layered.

What Kind of Trip This Unlocks
This is a full Caribbean week, not a short hop. You get a proper arrival day, five to six full beach days, and a relaxed departure.

April conditions are steady: trade winds, clear water, and warm temperatures without the heavier winter crowds. You can spend time in Simpson Bay for beach bars and nightlife, then move over to Grand Case for long lunches and dinners that stretch into the evening.

It’s also an easy island to explore without overplanning — beaches are close together, and you can move between them quickly.