The calculated distance (air line) between Kistarcsa and Budapest XXII. kerület is approximately 13 miles respectively 21 kilometers.
By car or train, the actual journey to Budapest XXII. kerület is certainly longer, as only the direct route (as the crow flies) between Kistarcsa and Budapest XXII. kerület has been calculated here.
Air line (approximately)
21 kilometers
12 nautical miles