Please be aware that Rome has multiple airports and that these results are for all airports serving the city.
The best month to arrive at Rome is January and the most expensive month to fly is April. (Average prices, based on 761 datapoints.)
The best day to arrive at Rome is Monday and it would be best to avoid Saturday, as prices are on average 40.36% higher than on Monday. (Average prices, based on 229 datapoints.)
The cheapest airline flying to Rome is Ryanair. They are 73% cheaper than Aer Lingus. (Average prices, based on 888 datapoints.)
At Rome the most flights depart around 11:00. (Hourly flights, based on 946 datapoints.)
From Rome it is on average the cheapest to fly to Rotterdam and to Madrid. (Average prices, based on 531 datapoints.)