Here below some solutions for your stay in Vicenza.

Hotels 4 stars
Glam Boutique Hotel (about 300 m far) 17 rooms 120-150 €
Campo Marzio (about 1 km far) 35 rooms 100-120 € 
NH Jolly Tiepolo (about 3 km far) 113 rooms 80-100 € 
AC Hotel Vicenza, Marriott (about 4.5 km far) 125 rooms 80-100 €  

Hotels 3 stars
Key Hotel (about 500 m far) 53 rooms 70-90 € 
Hotel Cristina (1.2 km far) 33 rooms 70-90 € 
Hotel Doge (about 2 km far) 30 rooms 70-90 € 
Hotel Verdi (about 3 km far) 51 rooms 60-80 € 

Hotels 2 stars
Hotel Due Mori (450 m far) 30 rooms 60-80 €
Albergo San Raffaele (about 1 km far) 29 rooms 60-80 € 
Hotel La Terrazza (about 1.5 km far) 18 rooms 60-80 € 
Albergo Acampora (about 2 km far) 10 rooms 50-70 € 

Youth Hostel
Ostello Olimpico (300 m) 21 rooms 40-50 €