Southwest® will bring new international service* to Princess Juliana International Airport (SXM) beginning April 7, 2026, adding the island of St. Maarten to the map of tropical destinations it serves across the Caribbean. This is Southwest’s first new international destination since 2021. St. Maarten is comprised of two parts, the Netherlands’ constituent country of Sint Maarten, alongside the French overseas collectivity of Saint-Martin.
Southwest will fly roundtrip once daily between St. Maarten (SXM) and Orlando (MCO) starting April 7, with an expanded schedule two days later that includes peak-schedule service on Saturdays and Sundays between St. Maarten and Baltimore/Washington (BWI). These nonstop routes allow roundtrip connections with more than 45 airports across the U.S. Check Southwest.com for available fares and schedules.
*subject to requisite approvals