The calculated distance (air line) between Wiener Neudorf and Hainburg an der Donau is approximately 29 miles respectively 47 kilometers.
By car or train, the actual journey to Hainburg an der Donau is certainly longer, as only the direct route (as the crow flies) between Wiener Neudorf and Hainburg an der Donau has been calculated here.
Air line (approximately)
47 kilometers
26 nautical miles