Puka Urqu is a mountain in the Andes of Peru, about 4,800 m (15,700 ft) high. It is situated in the Cusco Region, Canchis Province, Combapata District. Puka Urqu lies northwest of Inka Pirqa. The Llanqha Mayu flows along its slopes. It is a right affluent of the Willkanuta River.