From Munich Airport:
Train to 'Munich Ost Bahnhof' ->Train to 'Prien am Chiemsee' -> short walk or steam-train ride to the port -> ferry from Prien Port to Fraueninsel Munich
Airport to Prien Port takes about 120 min.
By train:
Train time tables see http://www.bahn.de/i/view/USA/en/index.shtml
By car:
Autobahn A8 from Munich to Salzburg -> exit Bernau -> Prien -> Gstadt -> ferry from Gstadt to Fraueninsel
Ferries to Fraueninsel:
Chiemsee ships: http://www.chiemsee-schifffahrt.de/
Further information about the conference center:
See Homepage of Abtei Frauenwoerth: http://www.frauenwoerth.de/english/