For the ski areas Brauneck, Spitzingsee, Sudelfeld: Take the S-Bahn, e.g., to Munich Central Station, Donnersbergerbrücke, Harras, Solln, or Holzkirchen. From there, take the regional train towards Bayrischzell, Lenggries, and Tegernsee. This train runs hourly from Munich into the mountains.
For the Garmisch Classic ski area: Take the S-Bahn, e.g., to Munich Central Station or Munich Pasing. From there, take the RB60 train towards Pfronten or Lermoos to the destination station Garmisch-Partenkirchen Hausberg. This train runs hourly.
For the Garmisch Zugspitze ski area: Take the S-Bahn, e.g., to Munich Central Station or Munich Pasing. From there, take the trains of the lines RB6/RE61/RB60 towards Innsbruck/Mittenwald/Seefeld or Pfronten to the destination station Garmisch-Partenkirchen. These trains run at least hourly. From Garmisch-Partenkirchen station, the Bayerische Zugspitzbahn (BZB) then travels to the Zugspitze (Zugspitzplatt station).