The calculated distance (air line) between Budapest XV. kerület and Budapest XXII. kerület is approximately 10 miles respectively 16 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 Budapest XV. kerület and Budapest XXII. kerület has been calculated here.
Air line (approximately)
16 kilometers
9 nautical miles