The calculated distance (air line) between Albergaria-a-Velha and Barreiro is approximately 144 miles respectively 231 kilometers.
By car or train, the actual journey to Barreiro is certainly longer, as only the direct route (as the crow flies) between Albergaria-a-Velha and Barreiro has been calculated here.
Air line (approximately)
231 kilometers
125 nautical miles