Motorway direction to Dresden. At the motorway junction Dresden-West you take the A17 in the direction to Prag. At the junction Pirna you take the exit to Pirna. In Pirna you turn right at the B172 and follow it to Königstein, in the roundabout you take the second exit and after app. 400 m you take the street to Kurort Gohrisch. It is "Hotelroute H".
Here you can get information about train tickets:
Reiseauskunft Deutsche Bahn