Ma'alaea Bay (20°46′45″N 156°29′26″W / 20.77917°N 156.49056°WCoordinates: 20°46′45″N 156°29′26″W / 20.77917°N 156.49056°W) is a large bay in the southwestern coast of Maui, in the Hawaiian islands. Several small towns are located close to the bay, notably the town which shares its name, Maalaea.