The following low cost airlines fly to Genoa Cristoforo Colombo Airport (GOA) in Italy:
Belle Air offers flights from Tirana.
Ryanair offers flights from Bari, Cagliari, Ibiza, London (Stansted), and Trapani.
Volotea offers flights from Catania, Olbia, Palermo, and Reggio Calabria.
Vueling offers flights from Barcelona.
In addition to the low cost airlines, large international carriers like Air France, British Airways, and Lufthansa offer flights to Genoa.