The calculated distance (air line) between Castiglione Olona and Circoiscrizione III is approximately 77 miles respectively 124 kilometers.
By car or train, the actual journey to Circoiscrizione III is certainly longer, as only the direct route (as the crow flies) between Castiglione Olona and Circoiscrizione III has been calculated here.
Air line (approximately)
124 kilometers
67 nautical miles