Bus 21LT route
Route stops
109 stops • 2 directions
- Liniers
- J.B. Justo y Gana
- Aguaribay
- Lascano
- Fragueiro
- General Paz y Nogoya
- Tinogasta
- General Paz y Jose Varela
- General Paz y Beiro
- Puente Victor Hugo
- Lope de Vega
- General Paz y Del Carril
- General Paz y Lastra
- Saenz Pena
- Lynch
- Griveo
- Chivilcoy
- Avenida San Martin
- General Paz y Bacon
- Miguelete
- General Paz y Ezeiza
- Barrio San Martin Edificio 32
- Barrio San Martin Edificio 13
- Constituyentes
- Parque General Paz
- Puente Manso
- Villa Martelli
- Parque Sarmiento
- General Paz 3100
- Laprida
- Melo
- San Martin
- Malaver
- Ugarte
- Pelliza
- San Lorenzo
- Parana
- Edison
- Fondo de la Legua
- Thames
- Marquez
- Tomkinson
- Jose Ingenieros
- Uruguay
- Carlos Casares
- Nicolas Avellaneda
- 202
- 197
- Crisologo Larralde
- Garcia y Maria de Alvear
- Barrio Tigre Joven
- Garcia y Montevideo
- Dardo Rocha
- Tigre
- Tigre
- Libertador y Belgrano
- Puente Lima
- Plaza Cintio
- Plaza Rivadavia
- Liniers y Billoch
- Liniers y Acceso Tigre
- Crisologo Larralde
- 197
- 202
- Nicolas Avellaneda
- Carlos Casares
- Uruguay
- Jose Ingenieros
- Tomkinson
- Marquez
- Thames
- Fondo de la Legua
- Edison
- Parana
- San Lorenzo
- Pelliza
- Ugarte
- Malaver
- San Martin
- Melo
- Laprida
- Balbin - Mitre
- Villa Martelli
- Guillermo Manso
- Tecnopolis
- Barrio Militar
- Constituyentes
- Centro Atomico Constituyentes
- INTI
- Makro
- Miguelete
- General Paz y 25 de Mayo
- Avenida San Martin
- Juan de Garay
- Ashkar - Griveo
- Lynch
- Saenz Pena
- General Paz y Nuestra Senora del Carmen
- General Paz y Lope de Vega
- Puente Victor Hugo
- Avenida Beiro
- General Paz y Ejercito de los Andes
- General Paz y Croacia
- Barragan
- Lugones
- Santiago de Liniers
- Castelli bajo Autopista
- J.B. Justo y Gana
- Liniers
Route map

Common Questions About This Route
We've gathered all the essentials based on open data. Straight answers to the questions people ask most often.What number is assigned to this route?
Route number is 21LT. Remember it—the number stays the same everywhere: on the stop display, in apps, on the vehicle itself. Look for 21LT specifically. If you're not sure you found the right stop, just ask someone nearby: 'Does bus 21LT stop here?'
Where does bus #21LT run?
This route serves the Buenos Aires (Argentina) region. In larger metro areas, routes can pass through several districts or towns. To know for sure if it works for you, pull up the route map and check the key stops and direction.
Who's the official operator?
Operator is Empresa de Transporte Teniente General Roca S.A.. This is the official company responsible for the route. If you run into problems (rude driver, breakdown, dirty vehicle, delays)—contact them. It helps to note the time, direction, and route number—makes your complaint more specific and gets handled faster. Contact info is usually on the company website or in transit apps.
Which transit system does it belong to?
This route is part of the 'Nacional' transit system. Within one network, payment and transfer rules are often consistent. Terms can differ though, so check current fares and payment methods in up-to-date sources before your trip.
What color is the route on maps?
On transit maps this route is marked in #0079ef. Color helps you spot the line quickly and tell it apart from others. In some cities the line color appears on stop signs or even on the vehicles themselves. The exact shade might vary between sources—go by route number and endpoints instead.
Does contactless payment work?
Yes, contactless payment is supported. Tap your card or phone on the validator and wait for confirmation. Sometimes terminals can be temporarily down, so it's good to have a backup payment method in case of a glitch.
Can you board with a wheelchair?
Yes. Accessibility usually means low-floor entry with ramps and designated spaces. Even when accessibility is stated, conditions can vary on specific vehicles and stops. If this is critical, check the vehicle type for your specific trip and confirm ramp/entry availability beforehand.
Additional Route Information
Linea 21: Liniers - Tigre
Reference
21LT
Origin
Liniers
Destination
Tigre
Route network
Nacional
Operator
Empresa de Transporte Teniente General Roca S.A.
Color
#0079ef
Fare
Wheelchair accessibility
Payment: contactless
Linea 21: Tigre - Liniers
Reference
21LT
Origin
Tigre
Destination
Liniers
Route network
Nacional
Operator
Empresa de Transporte Teniente General Roca S.A.
Color
#0079ef
Wheelchair accessibility
Payment: contactless
Quick overview
Explore the bus 21LT route in Buenos Aires (Argentina). 2 directions, 109 stops, and an interactive route map available in one place.
Data source
The data is obtained from open sources and may contain inaccuracies. Route information is updated regularly.
