Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Terminal San Lorenzo | Terminal Retiro | Cheapest | ||||
 | Bus | Terminal San Lorenzo | Terminal de Retiro | Fastest |
Last refresh of the prices: Yesterday at 12:54 AM -03.
Get from San Lorenzo to Buenos Aires
The journey takes about 20 hours 50 minutes, and with fares starting at just R 974, it presents an excellent value for a comfortable ride.
Where are the popular stops in San Lorenzo and Buenos Aires?
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
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Frequently asked questions about travelling from San Lorenzo, PY to Buenos Aires, 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 San Lorenzo to Buenos Aires?
The cheapest bus tickets from San Lorenzo to Buenos Aires start at R 974. The average price for this route is around R 2 082. Busbud recommends booking your tickets in advance for the best chance of getting the lowest possible price.
How long is the bus journey from San Lorenzo to Buenos Aires?
The average bus journey time from San Lorenzo to Buenos Aires is 20h 50m, covering a distance of 1031 km. The fastest bus gets you there in 19h and is operated by Sol Bus.
Which bus companies service the San Lorenzo to Buenos Aires route?
Several major bus companies operate on this route with 2 buses available per day, including services from La Santaniana, Expreso Rio Parana, NSA, Sol Bus, Expreso Paraguay, Crucero del Norte.
What is the earliest and latest departure time for the bus from San Lorenzo to Buenos Aires?
The earliest bus departs from San Lorenzo to Buenos Aires at 08:30. And the latest bus departs at 15:00.
What are the CO₂ emissions for the bus trip from San Lorenzo to Buenos Aires?
A bus trip from San Lorenzo to Buenos Aires produces an estimated 26 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 San Lorenzo to Buenos Aires?
According to Busbud customers, the highest-rated bus company on this route is La Santaniana, with an average rating of 4.8 out of 5 stars based on 20 reviews.
Which bus company has the best Wi-Fi from San Lorenzo to Buenos Aires?
Based on reviews on Busbud, the bus company La Santaniana has the best Wi-Fi rating with a score of 4.4.
Which bus company offers the most punctual service from San Lorenzo to Buenos Aires?
According to Busbud traveller reviews, the most punctual bus company on this route is La Santaniana, with a punctuality rating of 5.0 out of 5 stars.
Which bus company has the cleanest buses from San Lorenzo to Buenos Aires?
According to Busbud traveller reviews, the bus company with the cleanest buses on this route is NSA, 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 Lorenzo, PY to Buenos Aires, AR was searched and found on 29 Dec 2025 with a price of R 1 013To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from San Lorenzo, PY to Buenos Aires, AR as early as possible.
You can expect to pay from R 1 013 to R 1 209 for a bus ticket from San Lorenzo, PY to Buenos Aires, AR based on the last 2 days. You can expect to find the cheapest price for the trip at R 1 013, which is on 2025-12-29.
Usually La Santaniana 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.
