Bus Tickets from San Luis, AR to Buenos Aires, AR

Find affordable bus tickets from San Luis, AR to Buenos Aires, AR with flexible options. Book your trip now

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TodayAug 10
from US$23
TomorrowAug 11
from US$22
TueAug 12
from US$22
WedAug 13
from US$22
ThuAug 14
FriAug 15
from US$22
SatAug 16
SunAug 17
from US$23

Cheap buses leaving tomorrow

One passenger / one way

  • This trip is recommended because it is the: Cheapest
    Departure time: August 11 at
    Departure city: San Luis
    Departure location: Terminal de San Luis
    Arrival time: August 12 at
    Destination city: Buenos Aires
    Destination location: Liniers
    Operated by: Via TacVia Tac
    Vehicle: BusDuration:
  • This trip is recommended because it is the: Fastest
    Departure time: August 11 at
    Departure city: San Luis
    Departure location: Terminal de San Luis
    Arrival time: August 12 at
    Destination city: Buenos Aires
    Destination location: Liniers
    Operated by: Via TacVia Tac
    Vehicle: BusDuration:
  • Departure time: August 11 at
    Departure city: San Luis
    Departure location: Estación de Interconexión Regional de Ómnibus de San Luis
    Arrival time: August 11 at
    Destination city: Buenos Aires
    Destination location: Terminal de Retiro
    Operated by: CATA InternacionalCATA Internacional
    Vehicle: BusDuration:
  • Departure time: August 11 at
    Departure city: San Luis
    Departure location: Estación de Interconexión Regional de Ómnibus de San Luis
    Arrival time: August 11 at
    Destination city: Buenos Aires
    Destination location: Terminal de Retiro
    Operated by: La 20 de JunioLa 20 de Junio
    Vehicle: BusDuration:
  • Departure time: August 11 at
    Departure city: San Luis
    Departure location: Estación de Interconexión Regional de Ómnibus de San Luis
    Arrival time: August 11 at
    Destination city: Buenos Aires
    Destination location: Terminal de Retiro
    Operated by: Autotransportes San JuanAutotransportes San Juan
    Vehicle: BusDuration:

Last refresh of the prices: Today at 4:51 PM -03.

Prices and availability are subject to change.

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Bus San Luis, AR to Buenos Aires, AR: Trip Overview

Average Ticket PriceUS$37
Average Bus Trip Duration11h
Number of daily buses21
Earliest bus departure12:20am
Distance745 km
Latest bus departure11:55pm

San Luis to Buenos Aires Bus

Busbud helps you find a bus from San Luis to Buenos Aires. Get the best fare and schedule, book a round trip ticket or find buses with WiFi and electrical outlets.

We make sure you can find a bus service from San Luis to Buenos Aires from the most reliable bus companies operating this trip.

Discover how much the bus trip from San Luis to Buenos Aires will cost you. Use our filters and sorting features to find the cheapest bus tickets or luxury buses.

Frequently asked questions on the trip San Luis, AR - Buenos Aires, AR

  1. What is the distance between San Luis and Buenos Aires?

    San Luis and Buenos Aires are 750 km (465 miles) apart.

  2. What are the departure and arrival locations for buses traveling from San Luis to Buenos Aires?

    Buses departing from Estación de Interconexión Regional de Ómnibus de San Luis in San Luis will take you to Terminal de Retiro in Buenos Aires.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
08-08
US$20
08-09
US$20
Today
US$20
08-11
US$20
08-12
US$20
08-13
US$20
08-14
US$20
08-15
US$21
busbud logoThe cheapest trip from San Luis, AR to Buenos Aires, AR was searched and found on Aug 14, 2025 with a price of US$20

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from San Luis, AR to Buenos Aires, AR, as early as possible.

You can expect to pay from US$20 to US$60 for a bus ticket from San Luis, AR to Buenos Aires, AR based on the last 2 days. You can expect to find the cheapest price for the trip at US$20 which is on 2025-08-14.

Usually Andesmar, CATA Internacional 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.

About Bus Travel

Bus Travel Tips

Make friends with the driver. They usually know a lot about your destination and may even recommend which side of the bus to sit on to get the best views on the road between San Luis and Buenos Aires!

Start sightseeing the minute your bus leaves the station. If you're on the night bus from San Luis to Buenos Aires, get comfy and count the stars.

Buses have one of the smallest carbon footprints of motorized transport modes. A bus going from San Luis to Buenos Aires will emit less CO2 than a car or an airplane.

Create your own real life musical score by curating a personalized bus travel playlist - the perfect accompaniment to your bus ride from San Luis to Buenos Aires.

Did you know?

It takes 27 hours to go by bus from Lima to Cusco, one of the craziest bus trips on the world. This route is used daily by locals and backpackers.

Did you know there are on average 4,400 intercity bus departures every day in the US only? This number has been growing for 9 years in a row, yay!

Did you know that 80% of the buses in North America are equipped with WiFi and power outlets ? And 60% of bus travellers have used their electronic device on board during 2014.

Will you be returning to San Luis, AR by bus?

Bus from San Luis, AR to Buenos Aires, AR

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