No. The high-speed boat: twice a week, mid-May to mid-October, in 4 hours 40 minutes; the high-speed boat calling at Symi: twice a week, late October to early May, in 4 hours 55 minutes; the high-speed boat calling at Arki and Patmos: once a week, late September to October, in 5 hours 25 minutes. Every sailing calls at Lipsi, Agia Marina (Leros), Kalymnos and Kos.