The calculated distance (air line) between Castro Marim and São Domingos de Rana is approximately 145 miles respectively 234 kilometers.
By car or train, the actual journey to São Domingos de Rana is certainly longer, as only the direct route (as the crow flies) between Castro Marim and São Domingos de Rana has been calculated here.
Air line (approximately)
234 kilometers
126 nautical miles