Adult and Junior Season Passes at Connecticut's Mount Southington are $424 through Oct. 21, and increase by $100 after that. Passes are $100 for children five and under. Weekday passes are $100 for seniors 70 and over. Adult passes are $479 and junior passes are $429 at Ski Sundown until Oct. 31, when prices increase $100. Children's passes are $159 and senior passes are $99, same price before and after Oct. 31.