The cheapest flight to Milan you can get by boooking 17 days before departure.
The most popular airlines on the route Madrid - Milan: Ryanair (FR), Air Berlin (AB), Iberia (IB).
The cheapest flights you can book on the route Barajas (MAD) - Bergamo Orio al Serio (BGY).
Direct flights last about 2h 5min.
Direct flights available 7 days a week.
Direct flights: Ryanair (FR), easyJet (U2), Iberia (IB).