From Germany: Sondrio is located 422 km from Monaco.
From Switzerland: Sondrio is located 269 km from Zurich and 45 min drive from Poschiavo
From Milan, Sondrio is reached via Lecco (SS36).
From Italy, the nearest railway station is in Sondrio, taking the train from Milano Centrale (terminus Tirano).
From Switzerland you can get to Tirano with the Bernina Express, and then by taking the train up to Sondrio (direction Milano Centrale) . For the timetable of the links simply go to the website www.sbb.ch, indicating Tirano as the destination.
Italians nearest airports are Milan Malpensa, Milan Linate and Bergamo Orio al Serio, Italy.