The calculated distance (air line) between Oshnavīyeh and Baynjiwayn is approximately 109 miles respectively 175 kilometers.
By car or train, the actual journey to Baynjiwayn is certainly longer, as only the direct route (as the crow flies) between Oshnavīyeh and Baynjiwayn has been calculated here.
Air line (approximately)
175 kilometers
95 nautical miles