The calculated distance (air line) between Kallakurichi and Aruppukkottai is approximately 164 miles respectively 265 kilometers.
By car or train, the actual journey to Aruppukkottai is certainly longer, as only the direct route (as the crow flies) between Kallakurichi and Aruppukkottai has been calculated here.
Air line (approximately)
265 kilometers
143 nautical miles