The calculated distance (air line) between Çukurca and Oshnavīyeh is approximately 83 miles respectively 134 kilometers.
By car or train, the actual journey to Oshnavīyeh is certainly longer, as only the direct route (as the crow flies) between Çukurca and Oshnavīyeh has been calculated here.
Air line (approximately)
134 kilometers
72 nautical miles