Top Under 21 car hire locations in Portugal Most popular rental airports Azores - Flores - Airport (FLW) Azores - Ilha Terceira - Airport (TER) Azores - Pico - Airport (PIX) Azores - Ponta Delgada - Airport (PDL) Azores - Santa Maria - Airport - Vila Do Porto (SMA) Faro - Airport (FAO) Lisbon - Airport (LIS) Madeira - Intl Airport - Funchal (FNC) Porto - Airport (OPO)