For the cheapest flights to Bologna book 3 days before departure.
The most popular airlines on the route Madrid - Bologna: Ryanair (FR), Iberia (IB), Air Berlin (AB).
The cheapest flights are on the route Barajas (MAD) - Guglielmo Marconi (BLQ).
Direct flights last about 2h 15min.
Direct flights available 5 days a week - Tuesday, Wednesday, Friday, Saturday, Sunday.
Direct flights: Ryanair (FR), Iberia (IB).