From Rome to Sorrento, it takes about 2 1/2 hours (245 KM) .
Take the motor-way direction Naples then follow direction Penisola Sorrentina , when you arrive in Castellamare ( the exit after Pompei ) follow always direction Sorrento.
Just before the entrance of Sorrento you will find Hotel Central 250 meters on the right side after the entrance of Sorrento. After check in you will follow to Massa lubrense ( 8 km further).
From Rome ,take the train Rome- Naples. From the train station in Naples take the train Circumvesuviana line that runs frequently (about every 30 minutes from 5.00 to 22.30 ) from Naples to Sorrento. It takes about one hour , the cost is about Euro 3,50 per person.
From Rome you can take the bus that leaves from Roma Stazione Tiburtina at 15.00 (only on workdays) and arrives in Sorrento at 18.45 , the cost is Euro 15,50 per person. (there is also a bus leaving at 7.00 a.m. only on Fry Sat and Sun).
There is also a bus, it takes about one hour.
The timetable is
Naples Airport Departure :09.00 11,00 12.00 13.00 14.30 16,30 18.00 19.30
From Sorrento to Naples Airport :06.30 08.30 09.30 10.30 12.00 14.00 15.00 16.30