Youth discounts: New for 2016 is the Tarjeta+Renfe Joven 50, for those aged between 14 and 26. Discount rates of up to 50% are applied, actual rate depends on type of train – see the full list here. The Renfe Joven 50 costs 50€ and is valid for one year. If you don’t have the Renfe Joven card, you can normally get a 20% discount with a valid youth card.
Youth discounts: New for 2016 is the Tarjeta+Renfe Joven 50, for those aged between 14 and 26. Discount rates of up to 50% are applied, actual rate depends on type of train – see the full list here. The Renfe Joven 50 costs 50€ and is valid for one year. If you don’t have the Renfe Joven card, you can normally get a 20% discount with a valid youth card.
http://www.renfe.com/viajeros/tarifas/TarjetaMasRenfeJoven50.html 预订的时候可以试试.