19. Saint Barthélemy

Distance from NYC:  5 hours and 10 minutes

Average hotel room cost: $493 per night 

Saint-Barthélemy (also known as St. Barts or St. Barths) has a variety of designer boutiques, fine-dining restaurants, and breathtaking scenery, like stunning mountains, green hills, and glistening bays. Most of its beaches remain crowd-free, making them the perfect place to unwind after exploring all of the 35 activities on the island. The island also has an incredibly high beach-density score of 1.52.