Keystone Ski Resort Opening Day 2025 Tickets. Keystone resort announced thursday that opening day will be nov. 2, 2025, keystone resort and its neighbor arapahoe basin will both start their lifts and open their slopes for the first skiers of the 2025/25 season.

Access to breckenridge and keystone starting fall 2025. The official opening and closing dates for keystone, colorado for current and past seasons.