Tazlina Glacier is a 25-mile-long (40 km) glacier in the U.S. state of Alaska. It begins 1.5 miles (2.4 km) north of Mount Cashman and flows north to its terminus one mile (1.6 km) south of Tazlina Lake and 43 miles (69 km) north of Valdez. Tazlina Glacier is the largest northward flowing glacier in the Chugach Mountains.