The calculated distance (air line) between Driebergen-Rijsenburg and Zoetermeer is approximately 33 miles respectively 54 kilometers.
By car or train, the actual journey to Zoetermeer is certainly longer, as only the direct route (as the crow flies) between Driebergen-Rijsenburg and Zoetermeer has been calculated here.
Air line (approximately)
54 kilometers
29 nautical miles