German Railways (DB) operates a train from Munich to Ottobeuren hourly. Tickets cost $29 - $45 and the journey takes 1 h 21 min. Alternatively, Allgäu Airport Express operates a bus from Munich to Ottobeuren every 4 hours. Tickets cost $18 - $40 and the journey takes 1 h 25 min.
How to get from Munich to Ottobeuren
From München Hbf Gl.27-36 train to Sontheim(Schwab) then taxi to Ottobeuren. 1 h 31 min 53€. From Munich bus to Memmingen Allgau Airport then taxi to Ottobeuren. 1 h 39 min 54€. From Munich drive to Ottobeuren. 1 h 15 min 14€.