The calculated distance (air line) between Kaštel Kambelovac and Đakovo is approximately 157 miles respectively 253 kilometers.
By car or train, the actual journey to Đakovo is certainly longer, as only the direct route (as the crow flies) between Kaštel Kambelovac and Đakovo has been calculated here.
Air line (approximately)
253 kilometers
137 nautical miles