Buenos Aires, Autonomous City of Buenos Aires, Argentina

Located on the Río de la Plata, Buenos Aires is the capital of and the largest city by population in Argentina. It has approximately 2,891,000 inhabitants in the city proper as of 2010. The Buenos Aires metropolitan area comprised 15,594,428 metro residents as of the 2010 INDEC census estimate.

Buenos Aires's rapid transit network consists of six metro services, a light rail service, and six bus rapid transit open busways, in addition to a BRT-Lite open busway. The metropolitan area's rapid transit network consists of five bus rapid transit open busways. There are seven regional and commuter rail networks fanning out of Buenos Aires of which some lines have frequent electric service.

Subte

Opened 1913, The Buenos Aires Underground (Subte) consists of six metro services and a light rail service that serve the city of Buenos Aires.

Line A (Línea A)

Line A of the Buenos Aires Subte is a metro service on an East-West alignment. It runs from San Pedrito in the west to Plaza de Mayo - Casa Rosada in the east, serving 18 stations of which two are only served in a single direction only.

Line A was opened in December 1913 and the last extension to the line was to San Pedrito in Sept 27, 2013. Line A is owned by Subterráneos de Buenos Aires and operated by Emova.

Line B (Línea B)

Line B of the Buenos Aires Subte is a metro service on an East-West alignment. It runs from Juan Manuel de Rosas - Villa Urquiza in the west to Leandro N. Alem in the east, serving 17 stations.

Line B was opened in October 1930 and the last extension to the line was to Juan Manuel de Rosas in July 2013. Line B is owned by Subterráneos de Buenos Aires and operated by Emova.

Line C (Línea C)

Line C of the Buenos Aires Subte is a metro service on a North-South alignment. It runs from Retiro in the north to Constitución in the south, serving 9 stations.

Line C was opened in November 1934 and the last extension to the line was General San Martín in August 1937. Line C is owned by Subterráneos de Buenos Aires and operated by Emova.

Line D (Línea D)

Line D of the Buenos Aires Subte is a metro service on an East-West alignment. It runs from Congreso de Tucumán in the west to Catedral in the east, serving 16 stations.

Line D was opened in June 1937 and the last extension to the line was to Congreso de Tucumán in April 2000. Line D is owned by Subterráneos de Buenos Aires and operated by Emova.

Line E (Línea E)

Line E of the Buenos Aires Subte is a metro service on a Northeast-Southwest alignment. It runs from Plaza de los Virreyes - Eva Perón in the southwest to Retiro in the northeast, serving 18 stations.

Line E was opened in June 1944 and the last extension to the line was to Retiro in June 2019. Line E is owned by Subterráneos de Buenos Aires and operated by Emova.

Line H (Línea H)

Line H of the Buenos Aires Subte is a metro service on a North-South alignment. It runs from Hospitales in the south to Facultad de Derecho - Julieta Lanteri in the north, serving 12 stations.

Line H was opened in October 2007 and the last extension to the line was to Facultad de Derecho in May 2018. Line H is owned by Subterráneos de Buenos Aires and operated by Emova.

Line P (Línea P)

Line P (officially E2) of the Buenos Aires Subte is a light rail service on a North-South alignment. It runs from Centro Cívico Lugano and General Savio in the south to Intendente Saguier in the north, serving 18 stations.

Line P was opened in August 1987 and the last extension to the line was Pola in November 2006. Line P is owned by Subterráneos de Buenos Aires and operated by Emova.

Metrobús (Autonomous City of Buenos Aires)

Opened 2011, the Autonomous City of Buenos Aires Metrobús consists of six bus rapid transit open busways and a BRT-Lite open busway that serve the city of Buenos Aires and the northern suburbs. There is an additional corridor that runs along 25 de Mayo (Corridor V) which only serves traffic in the peak direction and is not covered on this website.

Metrobús Juan B. Justo (I)

Metrobús Juan B. Justo is a bus rapid transit open busway on a Northeast-Southwest alignment. It runs from Liniers in the southwest to Pacífico in the northeast, serving 22 stations.

Metrobús Juan B. Justo was opened in May 2011. The last expansion was the opening of Córdoba in August 2019.

Metrobús 9 de Julio (II)

Metrobús 9 de Julio is a bus rapid transit open busway on a North-South alignment. It runs from Santa Fe in the north to Constitución in the south, serving 17 stations in addition to a stop at Constitución.

Metrobús 9 de Julio was opened in July 2013. The last expansion was to Constitución in May 2015.

Metrobús Sur (III)

Metrobús Sur is a bus rapid transit open busway on a Northeast-Southwest alignment. It runs from Constitución in the northeast to Puente La Noria (no station) in the southwest, serving 37 stations on two branches of which 11 are served in a single direction only. The northern branch (Ramal Fernández de la Cruz) runs along Av. Juan de Garay and Av. Chiclana in addition to Av. Fernández de la Cruz. It serves 19 of the 37 stations and 7 of the unidirectional ones. The southern branch (Ramal Coronal Roca) runs along Av. Brasil and Av. Rabanal in addition to Av. Coronal Roca. It serves 19 of the 37 stations and 4 of the unidirectional ones. The only station shared by both corridors is Constitución, though as open busways routes are not tied to the infrastructure and in the east, there are substantial portions of single direction busways.

Metrobús Sur was opened in August 2013. The last expansion was conversion of Pompeya to Centro de Transbordo Av. Sáenz in March 2015.

Metrobús Norte (IV, VII)

Metrobús Norte is a bus rapid transit open busway on a North-South alignment. It runs from Malaver in the north to Thames in the south, serving 41 stations northbound and 37 stations southbound (only 11 stations shared in both directions). There is also a transfer station directly off the busway (Centro de Transbordo Puente Saavedra). It runs entirely on Av. Santa Fe/Cabildo/Maipú. The portion from Roosevelt to Malaver is known as Metrobús Norte Phase/Etapa I (Cabildo), the portion from Matienzo to Monroe is known as Metrobús Norte Phase/Etapa II, and the portion from Thames to Fitz Roy is branded as Centro de Transbordo Pacífico.

Metrobús Norte was opened in June 2015, with Metrobús Norte Etapa II to Pacífico and Metrobús Centro de Transbordo Pacífico opening 2016.

Metrobús San Martín (VI)

Metrobús San Martín is a bus rapid transit open busway on a Northwest-Southeast alignment. It runs from Ladines in the northwest to Pappo Napolitano in the southeast, serving 12 stations of which one is served in a single direction only.

Metrobús San Martín was opened in Q2(?) 2016.

Metrobús del Bajo (VIII, IX)

Metrobús del Bajo is a bus rapid transit open busway on a North-South alignment. It runs from Centro de Transbordo Retiro in the north to Wenceslao Villafañe in the south, serving 28 stations of which 15 are served in a single direction only. Service runs on Av. Leandro N. Alem and Av. Paseo Colón, NOT Paseo del Bajo.

Metrobús del Bajo was opened in June 2017 and Phase II opened in May 2023.

Metrobús Alberdi-Directorio (X)

Metrobús Alberdi-Directorio is a BRT-Lite open busway on an east-west alignment. It runs in single directional busways along Av. Alberdi, serving six stations, and along Av. Directorio, serving three stations.

Metrobús Alberdi-Directorio was opened in September 2023.

Metrobús (Buenos Aires Province)

Opened 2017, the Buenos Aires Province Metrobús consists of five bus rapid transit open busways that serve the province of Buenos Aires.

Metrobús La Matanza

Metrobús La Matanza is a bus rapid transit open busway on a Northeast-Southwest alignment. It runs from Centro de Transbordo González Catán in the southwest to Dr. Ignacio Arieta in the northeast, serving 18 stations of which one is served in a single direction only.

Metrobús La Matanza was opened in May 2017.

Metrobús Ruta 8

Metrobús Ruta 8 is a bus rapid transit open busway on an East-West alignment. It runs from Tucumán in the west to General La Paz in the east, serving 19 stations of which four are served in a single direction only. It runs in mixed traffic between José C. Paz and Rodríguez Peña.

Metrobús Ruta 8 was opened in 2017. It was extended to General La Paz in May 2019.

Metrobús Oeste

Metrobús Oeste is a bus rapid transit open busway on an East-West alignment. It runs from La Rioja in the west to Lambaré in the east, serving 7 stations.

Metrobús Oeste was opened in 2018.

Metrobús Calchaquí

Metrobús Calchaquí is a bus rapid transit open busway on a Northwest-Southeast alignment. It runs from Los Andes in the northwest to Sargento Cabral in the east, serving 13 stations of which three are served in a single direction only. It runs in mixed traffic between Zapiola and Lavalleja.

Metrobús Calchaquí was opened in April 2019.

Metrobús Florencio Varela

Metrobús Florencio Varela is a bus rapid transit open busway on a North-South alignment. It runs from Monteverde in the north to Dorrego in the south, serving 9 stations of which one is served in a single direction only.

Metrobús Florencio Varela was opened in 2019.

Commuter Rail

The Commuter Rail network of Buenos Aires consists of seven regional and commuter rail networks that serve the province of Buenos Aires, on which some lines are frequent and electric. The Tren de la Costa is technically part of the Mitre network but is operationally separate. The Tren Universitario de La Plata (part of the Roca network) is not covered on this website.

Belgrano Norte

The Belgrano Norte line is a commuter rail network on a Northwest-Southeast alignment. It runs from Villa Rosa in the northwest to Retiro in the southeast, serving 23 stations.

The Belgrano Norte line was nationalized in 1948. The latest expansion to the line was the opening of Cecilia Grierson in February 2024. The Belgrano Norte line is operated by Ferrovías.

Belgrano Sur

The Belgrano Sur line is a commuter rail network on a Northeast-Southwest alignment. It runs from Marinos del Crucero Gral Belgrano and Villars in the southwest to Dr. A. Sáenz and Km 12 in the northeast, serving 26 stations. The tourist shuttle between Tomás Jofré - Mercedes is not included on our strip map or system map, and neither is the Lozano extension (weekends only).

The Belgrano Sur line was nationalized in 1948. The latest expansion to the line was the reopening of the line to Villars in December 2022. The Belgrano Sur line is operated by Trenes Argentinos.

Roca

The Roca line is a regional and commuter rail network. It runs from Plaza Constitución in the north to Haedo, Cañuelas, Chascomús, Gutiérrez, and La Plata in the south, serving 48 stations on core regional services and 35 additional stations on commuter diesel branch lines.

The Roca line was nationalized in 1948. The latest expansion to the line was the opening of Hospital Cuenca Alta station in September 2023. The Roca line is operated by Trenes Argentinos.

San Martín

The San Martín line is a regional rail line on an east-west alignment. It runs from Dr. Cabred in the west to Retiro in the east, serving 22 stations.

The San Martín line was nationalized in 1948. The latest expansion to the line was the reopening of the line to Dr. Cabred in May 2014. The San Martín line is operated by Trenes Argentinos.

Sarmiento

The Sarmiento line is a regional and commuter rail network on an east-west alignment. It runs from Mercedes and Lobos in the west to Plaza Once, serving 16 stations on core regional services and 25 additional stations on commuter diesel branch lines.

The Sarmiento line was nationalized in 1948. The latest expansion to the line was the opening of Maquinista Ricardo Cal station in December 2022. The Sarmiento line is operated by Trenes Argentinos.

Mitre

The Mitre line is a regional and commuter rail network on a northwest-southeast alignment. It runs from Tigre, Capilla del Señor, Zárate, Bartolomé Mitre and José León Suárez in the northwest to Retiro in the southeast, serving 37 stations on core regional services and 19 additional stations on commuter diesel branch lines.

The Mitre line was nationalized in 1948. The Mitre line is operated by Trenes Argentinos.

Tren de la Costa

The Tren de la Costa is a regional rail line on a north-south alignment. It runs from Delta in the north to Av. Maipú in the south, serving 11 stations.

The Tren de la Costa began service in April 1995. The Tren de la Costa is operated by Trenes Argentinos.

Urquiza

The Urquiza line is a regional rail line on an east-west alignment. It runs from General Lemos in the west to Federico Lacroze in the east, serving 23 stations.

The Urquiza line was nationalized in 1948. The Urquiza Line is operated by Metrovías.

References & Helpful Links

Buenos Aires Underground at Wikipedia | Subte de Buenos Aires at Wikipedia.es

Metrobús at Wikipedia | Metrobús at Wikipedia.es

Official Website for Buenos Aires Subte and Premetro: Emova

Official Website for Urquiza Line: Metrovías

Official Website for Metrobús (City): Metrobús

Official Website for Metrobús (Province): Metrobús

Official Website for Trenes Argentinos: Trenes Argentinos

Official Website for Ferrovías: Ferrovías

Maps

All Official Maps - Emova [Last Accessed Feb 08, 2024]

All Official Maps - Metrovías [Last Accessed Feb 08, 2024]

Official System Map - Buenos Aires Subte & Premetro [PDF] [Last Accessed Feb 08, 2024]

Official System Map - Trenes Argentinos (Buenos Aires Metropolitan Area) [PDF] [Last Accessed Sept 26, 2023]

Unofficial Map - Subte [August 2021] by Jug Cerovic (www.inat.fr)

Unofficial Map - Rail Services of Greater Buenos Aires [January 2018] by Sebastian Gagin (www.transitmap.net)

Unofficial Map - Buenos Aires Metropolitan Railways [October 2021] by u/Talgoporta (www.reddit.com)

Other Sources

Buenos Aires, Argentina at Urbanrail.net

Buenos Aires, Argentina at BRTDATA.org

Buenos Aires - Metropolitan Area, Argentina at BRTDATA.org

Other Websites

External Citations

Asset Notes

Subte and Premetro line colors taken from official system map as of October 15, 2021. Urquiza line color taken from official strip map as of October 15, 2021.

Color for Metrobús taken from Metrobús logo on Wikipedia.

Color for Belgrano Norte taken from official strip map as of October 15, 2021.

Non-BN/Urquiza colors taken from timetables as of October 15, 2021.