The calculated distance (air line) between Tiszakécske and Kecskemét is approximately 20 miles respectively 31 kilometers.
By car or train, the actual journey to Kecskemét is certainly longer, as only the direct route (as the crow flies) between Tiszakécske and Kecskemét has been calculated here.
Air line (approximately)
31 kilometers
17 nautical miles