The best way to reach Gavirate is by car.
If you come from Milano, then you take the highway A8 direction Varese. Exit at Azzate, then follow SP1 route direction Gavirate. In 15min you will reach Gavirate
If you prefer the train, then you have to use the Ferrovie Nord line from Milano and arrivate at Gavirate.
The train station is 3 minutes walking from the apartment