From Spondigna/Spondinig via the street to the Stelvio Pass SS 38 to Gomagoi, then ahead to Trafoi.
In order to get to the starting point, the parking area at the Hotel Bella Vista is the most suitable.
If you do not want to travel to Trafoi by private car, you can use the pubblic transport. With the bus line 271 you get from Prato allo Stelvio/Spondigna to Trafoi in about half an hour. The bus stop is located directly at the Hotel Bella Vista.