Puértolas is a municipality in the province of Huesca, in the autonomous community of Aragon, Spain. It is located in the northern part of the province, within the comarca of Sobrarbe, in the foothills of the Pyrenees.
The municipality is sparsely populated, with a recorded population of 239 inhabitants as of 2009. Like many settlements in this mountainous region of Aragon, it is made up of small population centres rather than a single large town.