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