The calculated distance (air line) between Ożarów Mazowiecki and Kielce is approximately 93 miles respectively 149 kilometers.
By car or train, the actual journey to Kielce is certainly longer, as only the direct route (as the crow flies) between Ożarów Mazowiecki and Kielce has been calculated here.
Air line (approximately)
149 kilometers
81 nautical miles