The calculated distance (air line) between Bulandshahr and Bīlāspur is approximately 14 miles respectively 23 kilometers.
By car or train, the actual journey to Bīlāspur is certainly longer, as only the direct route (as the crow flies) between Bulandshahr and Bīlāspur has been calculated here.
Air line (approximately)
23 kilometers
12 nautical miles