The calculated distance (air line) between Rejon placu Świętego Macieja and Ursynów is approximately 186 miles respectively 300 kilometers.
By car or train, the actual journey to Ursynów is certainly longer, as only the direct route (as the crow flies) between Rejon placu Świętego Macieja and Ursynów has been calculated here.
Air line (approximately)
300 kilometers
162 nautical miles