Cadegliano-Viconago is a comune (municipality) in the Province of Varese in the Italian region Lombardy , located about 60 kilometres (37 mi) northwest of Milan and about 15 kilometres (9 mi) north of Varese, on the border with Switzerland. As of 31 December 2004, it had a population of 1,760 and an area of 10.2 square kilometres (3.9 sq mi).

Cadegliano-Viconago borders the following municipalities: Cremenaga , Croglio (Switzerland), Cugliate-Fabiasco , Lavena Ponte Tresa , Marchirolo, Marzio, Monteggio (Switzerland), Montegrino Valtravaglia.

Cadegliano-Viconago is the birthplace of Gian Carlo Menotti, two-time winner of the Pulitzer Prize.