The calculated distance (air line) between Patnos and Doğubayazıt is approximately 69 miles respectively 111 kilometers.
By car or train, the actual journey to Doğubayazıt is certainly longer, as only the direct route (as the crow flies) between Patnos and Doğubayazıt has been calculated here.
Air line (approximately)
111 kilometers
60 nautical miles