Le Sereno and Magellan Jets are offering a new package through the end of the year that includes beachfront accommodations at Le Sereno in St. Barts with roundtrip private charter flights to the island. Priced from $35,000 for two, the Real Relax package includes a stay in the resort’s Grand Suite Plage suite—which has its own private sundeck and gardens, along with panoramic views of the bay—a rental car for the week, daily breakfast at the hotel’s Le Restaurant des Pêcheurs, and a&nb…