Trenitalia operates a train from Brenta group to Lucerne hourly. Tickets cost $7 - $17 and the journey takes 1 h 4 min. 3 other operators also service this route.
How to get from Brenta group to Lucerne
From Brenta group taxi to Trento, train to Verona Porta Nuova, train to Milano Centrale, train to Arth-Goldau, then train to Luzern. 9 h 38 min 198€. From Brenta group drive to Lucerne. 6 h 23 min 68€.