Projected Opening Dates for Ski Resorts in Coeur du Valais - Sion Region

When will ski resorts in the Coeur du Valais - Sion Region open for the ski season? The 2025/26 Ski season in the Coeur du Valais - Sion Region starts from 2026/12/04. See this list of projected opening dates for Coeur du Valais - Sion Region 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 Coeur du Valais - Sion Region, and don't miss opening day at your favorite resort!