From the San Bernardo train station take the Tram (stop just outside the station) until the Prado de San Sebastian stop. You can walk to the hotel in about 8-10 minutes. Cross the Avendia Menendez y Pelayo. Take a left on Paseo de Catalina de Ribera and continue until you reach the Plaza de los Reinfadores. Take the Calle Mariscal from the plaza and then go right at the Calle Doncellas, where you will see the hotel a few meters away.