Hoper offers scheduled helicopter flights to and from 11 destinations in Greece.David C Tomlinson/GettyA new company, hoper, offers scheduled helicopter flights to 11 Greek destinations.Flights drastically cut travel time compared to traditional ferries, which can up to take six hours.More companies are offering premium travel options, like Blade and Uber's helicopter services.Greece's island-goers can now fly to some of the country's most remote destinations in under 45 minutes.Athens-based helicopter company hoper, which launched this summer, is the first that lets customers book scheduled flights to and from 11 destinations.