The calculated distance (air line) between Sándorfalva and Kecskemét is approximately 42 miles respectively 68 kilometers.
By car or train, the actual journey to Kecskemét is certainly longer, as only the direct route (as the crow flies) between Sándorfalva and Kecskemét has been calculated here.
Air line (approximately)
68 kilometers
37 nautical miles