The calculated distance (air line) between Groß-Enzersdorf and Purkersdorf is approximately 17 miles respectively 28 kilometers.
By car or train, the actual journey to Purkersdorf is certainly longer, as only the direct route (as the crow flies) between Groß-Enzersdorf and Purkersdorf has been calculated here.
Air line (approximately)
28 kilometers
15 nautical miles