Ba Don is a ceety and municipality o Quang Binh province, in North Central Coast (Vietnam), 450 km south of Ha Noi. Its population stands at aboot 115,196 fowk (2013). The ceety is locatit on the richt bank o the Giang River. Ba Don is located at 54 km north o Dong Hoi. Dong Hoi Airport is 50 km south of Ba Don.