The calculated distance (air line) between Nymburk and Královské Vinohrady is approximately 28 miles respectively 44 kilometers.
By car or train, the actual journey to Královské Vinohrady is certainly longer, as only the direct route (as the crow flies) between Nymburk and Královské Vinohrady has been calculated here.
Air line (approximately)
44 kilometers
24 nautical miles