The calculated distance (air line) between Póvoa de Santo Adrião and Portimão is approximately 120 miles respectively 193 kilometers.
By car or train, the actual journey to Portimão is certainly longer, as only the direct route (as the crow flies) between Póvoa de Santo Adrião and Portimão has been calculated here.
Air line (approximately)
193 kilometers
104 nautical miles