Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | San Martin (MZA) | Terminal de Retiro | Cheapest | ||||
 | Bus | Terminal Omnibus San Martin | Terminal de Retiro | Fastest | ||||
 | Bus | Terminal Omnibus San Martin | Terminal de Retiro | No tags | ||||
 | Bus | Terminal Omnibus San Martin | Terminal de Retiro | No tags | ||||
| Bus | Terminal Omnibus San Martin | Terminal de Retiro | No tags | ||||
 | Bus | San Martin - Terminal (Mendoza - ARG) (Mendoza - ARG) | Terminal de Retiro | No tags | ||||
 | Bus | San Martin (MZA) | Terminal de Retiro | No tags | ||||
| Bus | San Martin (MZA) | Terminal de Retiro | No tags |
Last refresh of the prices: Yesterday at 10:46 PM -03.
Get from San Martín to Buenos Aires
The journey takes about 13 hours 45 minutes, and with fares starting at just $66, it presents an excellent value for a comfortable ride.
Bus stations and stops in San Martín and Buenos Aires
Stops in San Martín
- A
Terminal Omnibus San Martin
Terminal, Alem, 5570 San Martín, Mendoza, Argentina - B
Parada de Autobuses de San Martin
RP50 479, M5570 San Martín, Mendoza, Argentina
Stops in Buenos Aires
- A
Terminal de Retiro
Terminal de Ómnibus de Buenos Aires, Av. Antártida y Calle 10. Argentina, Calle 10 &, CABA, Argentina - B
Aeroparque AEP
Aeroparque Jorge Newbery - C
Terminal de Omnibus de Lanus
Av. Hipólito Yrigoyen 4600, B1824ABO Lanús Oeste, Cdad. Autónoma de Buenos Aires, Argentina - D
Terminal de Omnibus La Noria Puente
La Noria, Buenos Aires, Argentina - E
Terminal Puente La Noria
Corrientes 434, B1832ELJ Lomas de Zamora, Buenos Aires, Argentina - F
Parada de Autobus Valentin Alsina
Itapiru 831, B1822DIN Valentín Alsina, Buenos Aires, Argentina
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Frequently asked questions about travelling from San Martín, Mendoza, AR to Buenos Aires, AR by bus
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the bus ticket from San Martín to Buenos Aires?
The cheapest bus tickets from San Martín to Buenos Aires start from $66. The average price for this route is around $118. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from San Martín to Buenos Aires?
The average bus travel time from San Martín to Buenos Aires is 13h 45m, covering a distance of 945 km. The quickest bus can get you there in 12h 10m and is operated by Andesmar.
Which bus companies service the San Martín to Buenos Aires route?
Several major bus companies operate on this route with 15 buses available per day, including services from Andesmar, CATA Internacional, Chevallier, Via Tac, Autotransportes San Juan, Central Argentino, 20 de Junio, El Rápido Internacional, San Juan Mar del Plata, Via Bariloche, Acuerdo de Cuyo.
What are the earliest and latest departure times for the bus from San Martín to Buenos Aires?
The earliest bus departs from San Martín to Buenos Aires at 7:10am. And the latest bus departs at 10:45pm.
What are the CO₂ emissions for the bus trip from San Martín to Buenos Aires?
A bus trip from San Martín to Buenos Aires generates an estimated 23.602775 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.
What is the best bus company from San Martín to Buenos Aires?
According to Busbud customers, the highest-rated bus company on this route is Via Bariloche, with an average rating of 4.0 out of 5 stars based on 3239 reviews.
Which bus company has the best Wi-Fi from San Martín to Buenos Aires?
Based on Busbud reviews, the bus company 20 de Junio has the highest Wi-Fi rating with a score of 2.5.
Which bus company has the best on-time performance from San Martín to Buenos Aires?
According to Busbud traveller reviews, the most punctual bus company on this route is CATA Internacional, with a punctuality rating of 4.1 out of 5 stars.
Which bus company has the cleanest buses from San Martín to Buenos Aires?
According to Busbud traveller reviews, the bus company with the cleanest buses on this route is Via Bariloche, with a cleanliness rating of 4.5 out of 5 stars.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from San Martín, Mendoza, AR to Buenos Aires, AR was searched and found on Jul 23, 2026 with a price of $71To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from San Martín, Mendoza, AR to Buenos Aires, AR, as early as possible.
You can expect to pay from $71 to $141 for a bus ticket from San Martín, Mendoza, AR to Buenos Aires, AR based on the last 2 days. You can expect to find the cheapest price for the trip at $71 which is on 2026-07-23.
Usually 20 de Junio will charge you higher prices for tickets closer to the departure date. To find the best prices, you should be flexible on your date of travel.
