The calculated distance (air line) between Ghatal Mahaniawas and Najafgarh is approximately 28 miles respectively 45 kilometers.
By car or train, the actual journey to Najafgarh is certainly longer, as only the direct route (as the crow flies) between Ghatal Mahaniawas and Najafgarh has been calculated here.
Air line (approximately)
45 kilometers
24 nautical miles