The calculated distance (air line) between Khomeynī Shahr and Golpāyegān is approximately 90 miles respectively 144 kilometers.
By car or train, the actual journey to Golpāyegān is certainly longer, as only the direct route (as the crow flies) between Khomeynī Shahr and Golpāyegān has been calculated here.
Air line (approximately)
144 kilometers
78 nautical miles