Take the A 95 motorway to the end of the Eschenlohe motorway, then continue on the B23 towards Garmisch / Fernpass. Then drive on to the center of Garmisch on the B 23, after the traffic lights at Pizza Hut after approx. 300 m turn left into Riesserkopfstrasse, after another 50 m turn right into Klarweinstrasse.
Munich can be reached from all directions by ICE or IC, there are hourly connections to Garmisch-Partenkirchen. From the train station, then continue with bus 1 or 2 in the direction of Kreuzeck or Aüßere Maximilianstraße, get off at the Rießerkopfstraße stop. Then cross the street, turn right into Klarweinstraße (signs).
Munich Airport is 120 km away from Garmisch-Partenkirchen and Innsbruck Airport is 60 km away. When you exit the airport, look for a sign with a solid green circle with a white "S" leading to it (S-Bahn). The signs will guide you to the airport train station. Follow the signs to the Deutsche Bahn (DB) counter to get a ticket to Garmisch-Partenkirchen.