The calculated distance (air line) between Bawāna and Karol Bāgh is approximately 14 miles respectively 22 kilometers.
By car or train, the actual journey to Karol Bāgh is certainly longer, as only the direct route (as the crow flies) between Bawāna and Karol Bāgh has been calculated here.
Air line (approximately)
22 kilometers
12 nautical miles