The calculated distance (air line) between Aleksandrów Kujawski and Kielce is approximately 161 miles respectively 260 kilometers.
By car or train, the actual journey to Kielce is certainly longer, as only the direct route (as the crow flies) between Aleksandrów Kujawski and Kielce has been calculated here.
Air line (approximately)
260 kilometers
140 nautical miles