The calculated distance (air line) between Montemurlo and Quarto Oggiaro is approximately 144 miles respectively 231 kilometers.
By car or train, the actual journey to Quarto Oggiaro is certainly longer, as only the direct route (as the crow flies) between Montemurlo and Quarto Oggiaro has been calculated here.
Air line (approximately)
231 kilometers
125 nautical miles