From Fiumicino Airport
From here, you can reach the city by taking the Leonardo Express train, which departs from the airport every 30 minutes. The departure times are easy to calculate: every 5th and 35th minute of the hour. The train journey to Termini Station in Rome takes about half an hour, and the fare is 14 EUR. During the night, you can also take a bus from the airport (departure from Terminals "A" and "C"), and the ticket costs 5 EUR. The approximate cost of a taxi ride to Rome is around 40 EUR.
From Ciampino Airport
From here, the most convenient way to reach the city is by bus. Buses are available outside the airport and will take you to the final station of the Rome Metro, from where you can continue to Termini Station. The journey will take about 45 minutes. It costs around 35 EUR (this is the base fare without additional charges) to reach Rome by taxi.
From Urbe Airport
The train station Nuovo Salario is located 400 meters from the airport building, and trains are available from there to Termini Station. You can also reach Termini Station by bus from Urbe Airport.