The calculated distance (air line) between Pompei and Acilia-Castel Fusano-Ostia Antica is approximately 133 miles respectively 214 kilometers.
By car or train, the actual journey to Acilia-Castel Fusano-Ostia Antica is certainly longer, as only the direct route (as the crow flies) between Pompei and Acilia-Castel Fusano-Ostia Antica has been calculated here.
Air line (approximately)
214 kilometers
115 nautical miles