Bonneval-sur-Arc (French pronunciation: [bɔnval syʁ aʁk], lit. "Bonneval-on-Arc"; Arpitan: Bônavâl-sus-Arc or simply Bônavâl) is an alpine commune in the Savoie department in the Auvergne-Rhône-Alpes region in Southeastern France. It is located on the Italian border, with part of its territory within Vanoise National Park. In 2019, the commune had a population of 259.

It is a member of the Les Plus Beaux Villages de France association.

Bonneval-sur-Arc features an alpine climate due to its high elevation, just under the tree line. Its climate is characterised by very cold, snowy winters and cool, stormy summers.