The calculated distance (air line) between Skalica and Podunajské Biskupice is approximately 49 miles respectively 79 kilometers.
By car or train, the actual journey to Podunajské Biskupice is certainly longer, as only the direct route (as the crow flies) between Skalica and Podunajské Biskupice has been calculated here.
Air line (approximately)
79 kilometers
43 nautical miles