If you come from Huesca: Huesca along the N-330 road up to Sabiñánigo, then along the N-260 to Biescas-Torla.
If you come from Barbastro: Barbastro along the N-123 road; at about 8 kms. take the A-138 to Ainsa and from there follow the N-260 to Torla.
Once in Torla, take the road towards the National Park and at 300 metres you will find on the right a turning that goes to the campsite.