The calculated distance (air line) between İzmir and Afyonkarahisar is approximately 185 miles respectively 298 kilometers.
By car or train, the actual journey to Afyonkarahisar is certainly longer, as only the direct route (as the crow flies) between İzmir and Afyonkarahisar has been calculated here.
Air line (approximately)
298 kilometers
161 nautical miles