From Linate Airport:
Take the Tangenziale A51, then take the Milan-Venice Motorway and you find Monza at only 6 Kms.  Once there, take the SP5 direction Monza Centre, turn right at Viale Cesare Battisti and just at the end of this street, at your right side, you will find the Hotel de la Ville.

From Malpensa International Airport:
Take Motorway A8 direction Milan, then turn left at A4 (Milano-Brescia) direction Monza. Once there, take the SP5 direction Monza Centre, turn right at Viale Cesare Battisti and just at the end of this street, at your right side, you will find the Hotel de la Ville.