He metro in Buenos Aires is named Subway (from Underground). It was one of the first cities in the world to have a metro service, so there are stations with old decorations and some historic wagons with their interiors made of wood are still in service.
The city has six subway lines: A, B, C, D, E and H, which connect with two branches of Premeter (trams) and with the main train and bus stations. All converge in the city center.
The tariffs They are unique, of $ 1.10 (US $ 0.30 or € 0.21) per trip. It is paid at the ticket offices of the stations, where you can also buy a bonus for several trips. The Premeter rates are $ 1.10 (US $ 0.30 or € 0.21) combined with Subway and $ 0.75 (US $ 0.19 or € 0.15) without combination.
The Schedule Metro are from Monday to Saturday between 5 and 10:30 p.m. and Sundays from 8 a.m. to 10 p.m.