Baird Glacier starts in the Stikine Icefield in the Boundary Ranges of the Coast Mountains near the Alaska-British Columbia border, and flows generally southwest for 24 miles (39 km) to its terminus at an outwash plain 2 miles (3.2 km) north of the head of Thomas Bay, about 100 miles (162 km) southeast of Juneau and 22 miles (35 km) north-northeast of Petersburg, Alaska.