The calculated distance (air line) between Farrukhnagar and Karol Bāgh is approximately 26 miles respectively 42 kilometers.
By car or train, the actual journey to Karol Bāgh is certainly longer, as only the direct route (as the crow flies) between Farrukhnagar and Karol Bāgh has been calculated here.
Air line (approximately)
42 kilometers
23 nautical miles