There are four major areas you must consider when going out at night:
1 – Av. 24 de Julho in Alcântara, mainly bars and discos.
2 – Bairro Alto plenty of restaurants, bars and discos.
3 – Docas Doca de Alcântara, plenty of restaurants, bars and discos.
4 – Parque das Nações, restaurants and bars.
You can go to Lux, this bar and disco is from John Malkovic.
Cascais and Estoril