From Naples airport, you need to get to the station Napoli centrale. This station is multi-level, following signs or by asking the policeman to move to Circumvesuviana.

Naples-Sorrento reports such trains that resemble the Moscow tram. Class is only second, there are no better cars

If the city of arrival is Rome, then from the airport it is necessary to reach the central station of Termini by aeroexpress. At the train station you can buy tickets for the nearest high-speed train to Naples. Trains depart every 30 to 40 minutes

In Naples, take the regional train to Sorrento. The train schedule can be found at the railway ticket offices