The calculated distance (air line) between Budakeszi and Erzsébetváros is approximately 7 miles respectively 11 kilometers.
By car or train, the actual journey to Erzsébetváros is certainly longer, as only the direct route (as the crow flies) between Budakeszi and Erzsébetváros has been calculated here.
Air line (approximately)
11 kilometers
6 nautical miles