Take the Brennero motorway (A22) and take the exit marked Rovereto Sud. The Garda state road will take you to Riva del Garda, from where you can easily reach Valle de Ledro via the tunnel. The road and hotel signs will help you to reach the hotel.
The trains stop at Rovereto, from where you can proceed for Valle di Ledro either by coach or taxi.
The nearest airport is that of Villafranca in Verona.