From Köln Hbf train to Hagen Hbf, train to Finnentrop, then train to Attendorn. 2 h 27 min 33€. From Cologne drive to Attendorn. 59 min 12€.
Train from Cologne to Attendorn
German Railways (DB) operates a train from Cologne to Attendorn hourly. Tickets cost $22 - $35 and the journey takes 45 min. 3 other operators also service this route.