The calculated distance (air line) between Shefar‘am and Modiin Ilit is approximately 61 miles respectively 98 kilometers.
By car or train, the actual journey to Modiin Ilit is certainly longer, as only the direct route (as the crow flies) between Shefar‘am and Modiin Ilit has been calculated here.
Air line (approximately)
98 kilometers
53 nautical miles