La Cisterna is a station on the Santiago Metro in Santiago, Chile. It is an interchange between lines 2 and 4A, and consists of two parts, one built in an open trench and the other partially excavated, joined by pedestrian tunnels. The Line 2 platforms opened on 22 December 2004 as part of a 2.2 km (1.4 mi) southward extension of Line 2 from Lo Ovalle metro station. The Line 4A platforms opened on 16 August 2006 as part of the inaugural section of the line between Vicuña Mackenna and La Cisterna. It is named after La Cisterna, the district where the station is located and whose town hall is close to it.