The calculated distance (air line) between Szigetszentmiklós and Budapest VIII. kerület is approximately 10 miles respectively 16 kilometers.
By car or train, the actual journey to Budapest VIII. kerület is certainly longer, as only the direct route (as the crow flies) between Szigetszentmiklós and Budapest VIII. kerület has been calculated here.
Air line (approximately)
16 kilometers
9 nautical miles