21:40鄭州發車,23:35到洛陽,00:31到澠池,01:47到三門峽西,04:46到西安,06:46到寶雞,08:42到天水,09:36到甘谷,10:28到隴西,11:25到定西,13:00到蘭州,17:28終到西寧。