To cross from Caleta La Arena (km. 47 of the Southern Highway) to Caleta Puelche and continued on to Hornopirén you must take the ferry T Tehuelche of Transmachilay Chilean company, which has offices in Puerto Montt. In January and February offers up to 8 departures daily and the rest of the year, five. Embark on a first come, up to 83 passengers and 20 vehicles.