The calculated distance (air line) between Bawāni Khera and Najafgarh is approximately 62 miles respectively 100 kilometers.
By car or train, the actual journey to Najafgarh is certainly longer, as only the direct route (as the crow flies) between Bawāni Khera and Najafgarh has been calculated here.
Air line (approximately)
100 kilometers
54 nautical miles