Metro: Walk towards the Avenue Kansas City Luis Morales Street until you reach the Eduardo Dato Intersection (10 minutes, Metro ticket: 1,30 Euros) take the metro towards the Expo City and get down on the Plaza de Cuba stop. Walk towards the Pages Del Corro street until you reach Luca de Tena street (7 minutes) where you turn to the right (near the Albahaca restaurant), you will then find the Hostel Triana in 40 meters.
Taxi: arround 8 €.