Canchayllo District is one of thirty-four districts of the Jauja Province in Peru. Its seat is Canchayllo.
The district lies in the Nor Yauyos-Cochas Landscape Reserve. The Paryaqaqa mountain range traverses the district. The highest mountain of the district is Paryaqaqa (Tulluqutu) at . Other mountains are listed below:
Some of the largest lakes of the province are Antaqucha, Asulqucha, Challwaqucha, Llaksaqucha, Mankhaqucha, Qarwaqucha, ÃÂawinqucha, Warmiqucha, Wich'iqucha and Yuraqqucha.