The calculated distance (air line) between São Bartolomeu de Messines and Leiria is approximately 174 miles respectively 280 kilometers.
By car or train, the actual journey to Leiria is certainly longer, as only the direct route (as the crow flies) between São Bartolomeu de Messines and Leiria has been calculated here.
Air line (approximately)
280 kilometers
151 nautical miles