• By airplane: the underground connects terminals 2 and 4 of the airport of Barajas with the centre of Madrid. The simplest way is to take the underground and get off at Nuevos Ministerios, where you can then take the regional trains that will take you to the Alcalá -Universidad station.
• By train: There are regional trains of the C2 line (Chamartín-Guadalajara) travelling from the Chamartín, Nuevos Ministerios, Recoletos Atocha stations and stopping at the Alcalá-Universidad station. You may consult the timetables at the website www.renfe.es .
• By bus: Madrid has several bus stops. To go to the External Campus, you must go to the Transport Interchange at Avenida de América, take line 227 and get off at the stop of the Environmental Sciences Dept. 4. By car: you must take the Madrid-Barcelona highway (N-II), exit 32 and then follow the signs to the University and University Hospital.