When will ski resorts in Ikon Pass open for the ski season? The 2023/24 Ski season in Ikon Pass starts from 2023/10/29. See this list of projected opening dates for Ikon Pass mountains. Important Note: Not all dates listed here are official and final, as resort opening dates are projected and subject to change. Check back for updates on when the lifts are set to start spinning at Ikon Pass, and don't miss opening day at your favorite resort!