The calculated distance (air line) between Bayt al Faqīh and Zinjibār is approximately 168 miles respectively 270 kilometers.
By car or train, the actual journey to Zinjibār is certainly longer, as only the direct route (as the crow flies) between Bayt al Faqīh and Zinjibār has been calculated here.
Air line (approximately)
270 kilometers
146 nautical miles