Taxi from naples Train Station to Airport

Try Napoli Unplugged website. You can download price list. This list is supposed to be posted in the rear of the taxi. They can charge a small tarif for suitcases. From Naples to airport is something your hotel can organize. If staying near Naples Centrale there is a very good bus that goes to the airport.

Enjoy

16€ flat taxi fare.
Here are all taxi fares from the City of Naples website:

http://www.comune.napoli.it/flex/cm/pages/ServeAttachment.php/L/IT/D/4%252F6%252F4%252FD.303f2dedd9d3d8f6203b/P/BLOB%3AID%3D1193/E/pdf

You must show the fixed fare to the driver. Please also note the toll and airport fee are not included. Total cost for us last September was E 22