The calculated distance (air line) between Sarpol-e Z̄ahāb and Kifrī is approximately 54 miles respectively 86 kilometers.
By car or train, the actual journey to Kifrī is certainly longer, as only the direct route (as the crow flies) between Sarpol-e Z̄ahāb and Kifrī has been calculated here.
Air line (approximately)
86 kilometers
47 nautical miles