The closest airport to Pompeii is Naples International Airport (Capodichino)
From Naples by train
You can take the Circumvesuviana and get on any train on the Naples-Sorrento line. The stop to get off at is Pompei-Scavi villa dei Misteri
From Naples by bus
From the central station of Naples located in Piazza Garibaldi, it is possible to take the bus. The companies that connect Naples and the city of Pompeii are various: SITA - CSTP - EAVBUS Time required may vary from 30 to 45 minutes.
From Naples by car
If, on the other hand, from Naples you decide to rent a car and proceed on four wheels, coming from the north, you must follow the A3 Naples-Salerno highway, and take the Pompei-Ovest exit. From Naples you will take about half an hour to reach Pompeii, the journey is about thirty kilometers. If instead you take the highway from the south, for example from Salerno, the exit to choose is the Pompeii-East exit.