The calculated distance (air line) between Bāgha Purāna and Dhanaula is approximately 40 miles respectively 64 kilometers.
By car or train, the actual journey to Dhanaula is certainly longer, as only the direct route (as the crow flies) between Bāgha Purāna and Dhanaula has been calculated here.
Air line (approximately)
64 kilometers
35 nautical miles