See also: How to Get from City to City in Portugal
Spain and Portugal Guided ToursTo take the hassle out of arranging bus and train tickets from Portugal to Spain, you might want to consider a package tour, which includes accommodation, transport, professional guided tours with everything organized for you.
Read more: Spain and Portugal Guided Tours
Spain to Portugal - Popular RoutesThe most popular places to visit in Portugal are Lisbon, Porto and the Algarve coast.
Spain to LisbonThe most popular route from Spain to Portugal is from Madrid to Lisbon. However, with the train route passing through Avila and Salamanca, why not stop at one of those first?
See also: Salamanca to Lisbon
Caceres used to be connected to Portugal by train too, but the track is no longer in use. However, there are now twice daily buses from Caceres to Lisbon.
See also: Seville to Lisbon
Spain to PortoPorto can be accessed from Spain from two directions: from Galicia in the north or Salamanca in the east. The best connection is between Vigo and Porto, though there are also buses from Salamanca to Porto.