Open: May to October... Welcome to Saint John Mykonos Hotel, an idyllic stunning oasis silhouetted against the clear blue skyline of Mykonos island and located on a 20,000 square meter stretch of pristine coastline in Agios Ioannis, where Shirley Valentine's movie was filmed.As one of the best Mykonos beach hotels, Saint John hotel, combines the elegance and luxury amenities you would come to expect from a 5 star, Mykonos hotel of this high caliber.