The calculated distance (air line) between Sorkhrūd-e Gharbī and Qom is approximately 166 miles respectively 268 kilometers.
By car or train, the actual journey to Qom is certainly longer, as only the direct route (as the crow flies) between Sorkhrūd-e Gharbī and Qom has been calculated here.
Air line (approximately)
268 kilometers
144 nautical miles