Planitero (Greek: Πλανητέρο) is a mountain village in the municipal unit of Kleitoria, Achaea, Greece. It is situated in the southwestern part of the Chelmos (Aroania) mountains. Its elevation is 700 m. Planitero is 1.5 km north of Armpounas, 6 km northeast of Kleitoria and 12 km southeast of Kalavryta. The source of the river Aroanios is near Planitero.