The calculated distance (air line) between Stara Pazova and Sremska Mitrovica is approximately 27 miles respectively 43 kilometers.
By car or train, the actual journey to Sremska Mitrovica is certainly longer, as only the direct route (as the crow flies) between Stara Pazova and Sremska Mitrovica has been calculated here.
Air line (approximately)
43 kilometers
23 nautical miles