The calculated distance (air line) between Piotrków Kujawski and Szczecin is approximately 175 miles respectively 282 kilometers.
By car or train, the actual journey to Szczecin is certainly longer, as only the direct route (as the crow flies) between Piotrków Kujawski and Szczecin has been calculated here.
Air line (approximately)
282 kilometers
152 nautical miles