From Naples airport fly to Munich airport then train to Munich. 3hrs 24min $210. From Napoli Centrale train to Roma Termini, train to Verona Porta Nuova, train to München Ost, then train to München Marienplatz. 10hrs 31min $221. From Napoli Centrale train to Bologna Centrale then train to München Hbf. 10hrs 43min $220. From Napoli Centrale station train to Tiburtina, train to Roma Termini, then train to München Hbf. 14hrs 00min $207. From Naples Bus to Munich. 17hrs 43min $100. From Naples Bus to Munich. 19hrs 30min $120. From Naples drive to Munich. 11hrs 37min $270.