Subway: Sol Station. Lines 1, 2 and 3. BUS MT. Plaza Benavente Stop. With Lines 6, 26, 32. Puerta del Sol Stop. With Lines 5, 150, 51, 52, 53, 20, 15 Train: Atocha Renfe Station. Line 1 on the Metro to Sol Station. From the Airport: Taxi. Price: approximately 20 Euros On the metro take line 8 to Mar de Cristal. Change trains and take line 4 to Bilbao. Change trains, take line 1 to Sol Station.