The calculated distance (air line) between Bačko Petrovo Selo and Vršac is approximately 72 miles respectively 116 kilometers.
By car or train, the actual journey to Vršac is certainly longer, as only the direct route (as the crow flies) between Bačko Petrovo Selo and Vršac has been calculated here.
Air line (approximately)
116 kilometers
63 nautical miles