Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Terminal de Retiro | San Martin - Terminal (Mendoza - ARG) (Mendoza - ARG) | CheapestFastest | ||||
 | Bus | Terminal de Retiro | Terminal Omnibus San Martin | No tags | ||||
 | Bus | Terminal de Retiro | Terminal Omnibus San Martin | No tags | ||||
 | Bus | Terminal de Retiro | Terminal Omnibus San Martin | No tags | ||||
 | Bus | Terminal de Retiro | San Martin (MZA) | No tags |
Last refresh of the prices: Last Friday at 2:49 PM -03.
Get from Buenos Aires to San Martín
The journey takes about 14 hours 15 minutes, and with fares starting at just R 491, it presents an excellent value for a comfortable ride.
Where are the popular stops in Buenos Aires and San Martín?
Stops in Buenos Aires
- ATerminal de Ómnibus de Buenos Aires, Av. Antártida y Calle 10. Argentina, Calle 10 &, CABA, Argentina
- BAeroparque Jorge Newbery
- CAv. Hipólito Yrigoyen 4600, B1824ABO Lanús Oeste, Cdad. Autónoma de Buenos Aires, Argentina
- DL. Caputo, Remedios de Escalada, 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
Stops in San Martín
- ATerminal, Alem, 5570 San Martín, Mendoza, Argentina
- B
Parada de Autobuses de San Martin
RP50 479, M5570 San Martín, Mendoza, Argentina
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Frequently asked questions about travelling from Buenos Aires, AR to San Martín, Mendoza, AR by bus
Please note that timetables, routes, or operator details shown here may be updated or differ at the time of your trip.
How much is the bus ticket from Buenos Aires to San Martín?
The cheapest bus tickets from Buenos Aires to San Martín start at R 491. The average price for this route is around R 1 081. Busbud recommends booking your tickets in advance for the best chance of getting the lowest possible price.
How long is the bus journey from Buenos Aires to San Martín?
The average bus journey time from Buenos Aires to San Martín is 14h 15m, covering a distance of 948 km. The fastest bus gets you there in 13h 15m and is operated by 20 de Junio.
Which bus companies service the Buenos Aires to San Martín route?
Several major bus companies operate on this route with 11 buses available per day, including services from Via Tac, CATA Internacional, Via Bariloche, 20 de Junio, Andesmar, Chevallier, Autotransportes San Juan, Central Argentino, San Juan Mar del Plata, Acuerdo de Cuyo.
What is the earliest and latest departure time for the bus from Buenos Aires to San Martín?
The earliest bus departs from Buenos Aires to San Martín at 06:30. And the latest bus departs at 23:00.
What are the CO₂ emissions for the bus trip from Buenos Aires to San Martín?
A bus trip from Buenos Aires to San Martín produces an estimated 24 kg of CO₂, making it a highly eco-friendly travel option and Busbud’s recommended way to travel.
What is the best bus company from Buenos Aires to San Martín?
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 3095 reviews.
Which bus company has the best Wi-Fi from Buenos Aires to San Martín?
Based on reviews on Busbud, the bus company Autotransportes San Juan has the best Wi-Fi rating with a score of 2.3.
Which bus company offers the most punctual service from Buenos Aires to San Martín?
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 Buenos Aires to San Martín?
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 Buenos Aires, AR to San Martín, Mendoza, AR was searched and found on 08 Dec 2025 with a price of R 814To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Buenos Aires, AR to San Martín, Mendoza, AR as early as possible.
You can expect to pay from R 814 to R 1 649 for a bus ticket from Buenos Aires, AR to San Martín, Mendoza, AR based on the last 2 days. You can expect to find the cheapest price for the trip at R 882, which is on 2025-12-11.
Usually Via Tac 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.
