You can jet in from overseas to several airports in Portugal, most notably Lisbon, but if you're coming in from neighbouring Spain or other proximal countries, then bus, train or car/motorcycle will suit you just fine.
Getting around
If time is a consideration, Your best bet for circumnavigating the country by public transport is the efficient bus system. The train network is slower but more relaxing. Hire cars and planes are both expensive propositions.
Africa
