The calculated distance (air line) between Jászkisér and Angyalföld is approximately 54 miles respectively 86 kilometers.
By car or train, the actual journey to Angyalföld is certainly longer, as only the direct route (as the crow flies) between Jászkisér and Angyalföld has been calculated here.
Air line (approximately)
86 kilometers
46 nautical miles