Three years after Covid culled the service, Aer Lingus’s direct flights from Dublin to Bradley International Airport in Hartford, Connecticut have resumed. The Hartford–Springfield area is New England’s second-most populous region after Greater Boston, and while worth a gander in its own right – check out the art scene around Yale University – it’s also a handy springboard for exploring some of Connecticut’s historic sites, such as the Mark Twain House, 45 licensed wineries, and the quaint seaside town of Mystic.