From the motorways A7-Genoa, A1 Bologna and A4-Turin take ring road west (tangenziale ovest) and go to fieramilano exit.
From the A4-Venice motorway take the Pero-fieramilano exit.
From the motorways A8-Varese and A9-Como at the Milano nord junction take the A4-Venice and go to fieramilano exit.
From Milan follow the road signs to the motorways A8 Varese or A4 Turin and take the fieramilano exit.
See at www.comune.milano.it restrictive regulations on cars entering downtown Milan (Area C - limited traffic area (Ztl).