Cascade Glacier starts from the western slope of Peak 7788 (2,374 m) in the Fairweather Range and flows generally west for 2.6 miles (4 km) to the head of Lituya Bay in Glacier Bay National Park and Preserve, about 97 miles (156 km) southeast of Yakutat and 67 miles (108 km) northwest of Gustavus, Alaska.