Another great option for a weekend plus a couple of days. Flights to Milan stay cheap all winter long and there are many ski resorts accessible from there.
Ski resorts
Well, Courmayeur?
Itineraries
Direct flights by Ryanair (...)
Fri 8:00 PM – 9:45 PM >>
Mon 8:40 AM – 10:25 AM <<
Taking Monday off, riding on Saturday and Sunday, staying 2 nights in Bergamo.
Car rent: 3 days from 60eur.
Courmayeur: 220 km; cheap transfer should be available.