Bus Tickets from Santiago, CL to Buenos Aires, AR

TodayAug 2
TomorrowAug 3
from US$90
MonAug 4
from US$82
TueAug 5
from US$90
WedAug 6
from US$82
ThuAug 7
from US$73
FriAug 8
from US$82
SatAug 9

Cheap buses leaving tomorrow

One passenger / one way

  • This trip is recommended because it is the: Cheapest
    Departure time: August 3 at
    Departure city: Santiago
    Departure location: Terminal Sur
    Arrival time: August 4 at
    Destination city: Buenos Aires
    Destination location: Terminal de Retiro
    Operated by: CATA InternacionalCATA Internacional
    Vehicle: BusDuration:
  • This trip is recommended because it is the: Fastest
    Departure time: August 3 at
    Departure city: Santiago
    Departure location: Terminal Sur
    Arrival time: August 4 at
    Destination city: Buenos Aires
    Destination location: Terminal de Retiro
    Operated by: CATA InternacionalCATA Internacional
    Vehicle: BusDuration:
  • Departure time: August 3 at
    Departure city: Santiago
    Departure location: Terminal Sur
    Arrival time: August 4 at
    Destination city: Buenos Aires
    Destination location: Terminal de Retiro
    Operated by: CATA InternacionalCATA Internacional
    Vehicle: BusDuration:
  • Departure time: August 3 at
    Departure city: Santiago
    Departure location: Terminal Sur
    Arrival time: August 4 at
    Destination city: Buenos Aires
    Destination location: Terminal de Retiro
    Operated by: AndesmarAndesmar
    Vehicle: BusDuration:
  • Departure time: August 3 at
    Departure city: Santiago
    Departure location: Terminal Sur
    Arrival time: August 4 at
    Destination city: Buenos Aires
    Destination location: Terminal de Retiro
    Operated by: CATA InternacionalCATA Internacional
    Vehicle: BusDuration:

Last refresh of the prices: Today at 2:32 PM -04.

Prices and availability are subject to change.

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Bus Santiago, CL to Buenos Aires, AR: Trip Overview

Average Ticket PriceUS$122
Average Bus Trip Duration22h 30m
Number of daily buses4
Earliest bus departure7:30am
Distance1141 km
Latest bus departure9:30pm

Santiago to Buenos Aires Bus

Busbud shows you the best bus ticket fares and bus schedules so you can easily plan and book a trip by bus from Santiago to Buenos Aires.

We make it our job to connect you with the most dependable bus companies that cover bus service from Santiago to Buenos Aires.

Discover how much the bus trip from Santiago 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 Santiago, CL - Buenos Aires, AR

  1. What is the travel distance from Santiago to Buenos Aires?

    The distance between Santiago and Buenos Aires is approximately 1132 km (702 miles).

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

    Buses departing from Terminal Sur in Santiago 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
07-31
US$121
08-01
US$122
Today
US$122
08-03
No data
08-04
US$76
08-05
No data
08-06
US$76
08-07
US$75
busbud logoThe cheapest trip from Santiago, CL to Buenos Aires, AR was searched and found on Aug 7, 2025 with a price of US$75

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

You can expect to pay from US$75 to US$122 for a bus ticket from Santiago, CL to Buenos Aires, AR based on the last 2 days. You can expect to find the cheapest price for the trip at US$75 which is on 2025-08-07.

Usually Ahumada 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

If you're abroad, study some local language. Not only could it get you out of a pickle during your bus trip from Santiago to Buenos Aires but it'll also be endearing to native speakers who will surely appreciate your effort.

From miles long of beauteous natural landscapes to impressive man-crafted sights, you’re bound to be in for a visual treat on your bus trip from Santiago to Buenos Aires.

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

Make a music playlist for your bus ride from Santiago to Buenos Aires, and enjoy the scenery to tunes from your own personal soundtrack.

Did you know?

9.2% of ground transportation in Europe is done by bus versus 7.4% by train.

One of the longest bus route in the world goes all the way from Ontario to Alberta in Canada (with the same bus). This trip is 3,435 km or 2,135 miles long and the price is a bit under $100.

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.

Will you be returning to Santiago, CL by bus?

Bus from Santiago, CL to Buenos Aires, AR

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