Individual traveling :

By car : Highway Zürich-Coire until Thusis, then Julierpass until Silvaplana, then left to St-Moritz.

By train : Train until St-Moritz, then a taxi until the Youth hostel.

By air : The two closest airports are Zürich and Milan (both about 2.5 hours by train from Zürich airport, for example).

Parking : Possible parking spot around the Youth hostel (not included in the package)