From april, bus to reach the Sacra di San Michele, in Sant'Ambrogio di Torino.

From April, 1 to November, 1 on Wednesday, Saturday, Sunday and holidays bus from Avigliana, Piazzetta De Andrè (in front of railway station) at 09:30 am, 11:00 am, 02:30 pm, 04:30 pm and 06:00 pm. 
Return from Sacra di San Michele at 10:15 am, 12:30 pm, 03:15 pm, 05:15 pm and 06:45 pm. 
Cost € 4,00 roundtrip, reduced € 2,00 roundtrip (under 3 and over 65). 

From April, 2 to October, 29 bus from Turin "Magic of Sacra". Start from Turin Porta Susa at 08:30 am; return at 01:00 pm. 
Cost € 35,00 trip + guided tour in italian or english. 
Reservation required: www.somewhere.it – tel. 0116680580.