The Spencer Hotel is located near Heuston Station Dublin or 8 stops on the Luas light rail system. Get on the Luas at Heuston station and get off at Mayor Square (NCI). You will be a 5 minute walk from The Spencer Hotel Dublin.
Heuston Station is one of Ireland's main rail stations, serving the south, southwest and west. It is operated by Iarnód Eireann.
Although there is no physical rail link between Connolly Station and Heuston, both the No. 90 bus and the Luas light rail system connect the two stations.