The calculated distance (air line) between Sultanbeyli and Merter Keresteciler is approximately 20 miles respectively 33 kilometers.
By car or train, the actual journey to Merter Keresteciler is certainly longer, as only the direct route (as the crow flies) between Sultanbeyli and Merter Keresteciler has been calculated here.
Air line (approximately)
33 kilometers
18 nautical miles