Portugal has an extensive public transport network, including: Trains (CP – Comboios de Portugal) – Fast and affordable connections between cities. Buses (Rede Expressos, FlixBus) – Good for long-distance travel Metro systems in Lisbon (Metropolitano de Lisboa) and Porto (Metro do Porto). Trams in Lisbon (Carris) and in Porto (STCP) Taxis and ride-sharing services like Uber and Bolt.