The calculated distance (air line) between Hajdúhadház and Kecskemét is approximately 107 miles respectively 172 kilometers.
By car or train, the actual journey to Kecskemét is certainly longer, as only the direct route (as the crow flies) between Hajdúhadház and Kecskemét has been calculated here.
Air line (approximately)
172 kilometers
93 nautical miles