The calculated distance (air line) between Dunaföldvár and Kőbánya is approximately 48 miles respectively 77 kilometers.
By car or train, the actual journey to Kőbánya is certainly longer, as only the direct route (as the crow flies) between Dunaföldvár and Kőbánya has been calculated here.
Air line (approximately)
77 kilometers
42 nautical miles