Search-form presets - search for 'economy' and 'compact' car at the rental location 'Albuferia - Albufeira'.
Address: Edificio Oura Estrela Loja Cr Areias De S. Joao/ Estrada De Sta. Eulalia, Albuferia, 8200-381, Portugal.
You can also change the search presets to other inexpensive car classes - 'Mini' or 'Compact'.
If your budget is limited, it is better to book a car in advance, since rental rates increase with decayed availability of vehicles. Quite often, the cheapest options of golf-class cars in Portugal can be found in airports.