The calculated distance (air line) between Yüksekova and Oshnavīyeh is approximately 58 miles respectively 93 kilometers.
By car or train, the actual journey to Oshnavīyeh is certainly longer, as only the direct route (as the crow flies) between Yüksekova and Oshnavīyeh has been calculated here.
Air line (approximately)
93 kilometers
50 nautical miles