Compare all timetables for the bus from Santiago, RM to Buenos Aires
Here is a selection of the cheapest bus trips from the schedule from Santiago, RM to Buenos Aires from various bus operators like CATA Internacional for the next days.
| Mode of Transport | BertCompanyCountOneCompanyName | Duration | Departure time | From | Departure | Arrival time | To | Destination | Logo | Seat classes | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CATA Internacional | 22h 30m | 9:00 AM | Santiago, RM | Los Héroes Station | 8:30 AM | Buenos Aires | Retiro Bus Station | Premium Economy | $94 |
A Bus from CATA Internacional goes from Los Héroes Station, Santiago, RM (Chile) at 7/25/2026 9:00:00 AM to Retiro Bus Station, Buenos Aires (Argentina) arriving at 7/26/2026 8:30:00 AM. 50 Premium Economy ticket for $94 per person are available. Travel duration is 22h 30m
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| CATA Internacional | 18h 50m | 9:00 AM | Santiago, RM | Sur Bus Station | 4:50 AM | Buenos Aires | Liniers Bus Station | Premium Economy | $94 |
A Bus from CATA Internacional goes from Sur Bus Station, Santiago, RM (Chile) at 7/25/2026 9:00:00 AM to Liniers Bus Station, Buenos Aires (Argentina) arriving at 7/26/2026 4:50:00 AM. 50 Premium Economy ticket for $94 per person are available. Travel duration is 18h 50m
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| Mode of Transport | BertCompanyCountOneCompanyName | Duration | Departure time | From | Departure | Arrival time | To | Destination | Logo | Seat classes | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CATA Internacional | 22h 30m | 9:00 AM | Santiago, RM | Los Héroes Station | 8:30 AM | Buenos Aires | Retiro Bus Station | Premium Economy | $94 |
A Bus from CATA Internacional goes from Los Héroes Station, Santiago, RM (Chile) at 7/27/2026 9:00:00 AM to Retiro Bus Station, Buenos Aires (Argentina) arriving at 7/28/2026 8:30:00 AM. 50 Premium Economy ticket for $94 per person are available. Travel duration is 22h 30m
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| CATA Internacional | 18h 50m | 9:00 AM | Santiago, RM | Sur Bus Station | 4:50 AM | Buenos Aires | Liniers Bus Station | Premium Economy | $94 |
A Bus from CATA Internacional goes from Sur Bus Station, Santiago, RM (Chile) at 7/27/2026 9:00:00 AM to Liniers Bus Station, Buenos Aires (Argentina) arriving at 7/28/2026 4:50:00 AM. 50 Premium Economy ticket for $94 per person are available. Travel duration is 18h 50m
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| Mode of Transport | BertCompanyCountOneCompanyName | Duration | Departure time | From | Departure | Arrival time | To | Destination | Logo | Seat classes | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CATA Internacional | 22h 30m | 9:00 AM | Santiago, RM | Los Héroes Station | 8:30 AM | Buenos Aires | Retiro Bus Station | Premium Economy | $94 |
A Bus from CATA Internacional goes from Los Héroes Station, Santiago, RM (Chile) at 7/29/2026 9:00:00 AM to Retiro Bus Station, Buenos Aires (Argentina) arriving at 7/30/2026 8:30:00 AM. 50 Premium Economy ticket for $94 per person are available. Travel duration is 22h 30m
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| CATA Internacional | 18h 50m | 9:00 AM | Santiago, RM | Sur Bus Station | 4:50 AM | Buenos Aires | Liniers Bus Station | Premium Economy | $94 |
A Bus from CATA Internacional goes from Sur Bus Station, Santiago, RM (Chile) at 7/29/2026 9:00:00 AM to Liniers Bus Station, Buenos Aires (Argentina) arriving at 7/30/2026 4:50:00 AM. 50 Premium Economy ticket for $94 per person are available. Travel duration is 18h 50m
|
| Mode of Transport | BertCompanyCountOneCompanyName | Duration | Departure time | From | Departure | Arrival time | To | Destination | Logo | Seat classes | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CATA Internacional | 22h 30m | 9:00 AM | Santiago, RM | Los Héroes Station | 8:30 AM | Buenos Aires | Retiro Bus Station | Premium Economy | $94 |
A Bus from CATA Internacional goes from Los Héroes Station, Santiago, RM (Chile) at 7/30/2026 9:00:00 AM to Retiro Bus Station, Buenos Aires (Argentina) arriving at 7/31/2026 8:30:00 AM. 50 Premium Economy ticket for $94 per person are available. Travel duration is 22h 30m
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| CATA Internacional | 18h 50m | 9:00 AM | Santiago, RM | Sur Bus Station | 4:50 AM | Buenos Aires | Liniers Bus Station | Premium Economy | $94 |
A Bus from CATA Internacional goes from Sur Bus Station, Santiago, RM (Chile) at 7/30/2026 9:00:00 AM to Liniers Bus Station, Buenos Aires (Argentina) arriving at 7/31/2026 4:50:00 AM. 50 Premium Economy ticket for $94 per person are available. Travel duration is 18h 50m
|
| Mode of Transport | BertCompanyCountOneCompanyName | Duration | Departure time | From | Departure | Arrival time | To | Destination | Logo | Seat classes | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CATA Internacional | 22h 30m | 9:00 AM | Santiago, RM | Los Héroes Station | 8:30 AM | Buenos Aires | Retiro Bus Station | Premium Economy | $94 |
A Bus from CATA Internacional goes from Los Héroes Station, Santiago, RM (Chile) at 7/31/2026 9:00:00 AM to Retiro Bus Station, Buenos Aires (Argentina) arriving at 8/1/2026 8:30:00 AM. 50 Premium Economy ticket for $94 per person are available. Travel duration is 22h 30m
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| CATA Internacional | 18h 50m | 9:00 AM | Santiago, RM | Sur Bus Station | 4:50 AM | Buenos Aires | Liniers Bus Station | Premium Economy | $94 |
A Bus from CATA Internacional goes from Sur Bus Station, Santiago, RM (Chile) at 7/31/2026 9:00:00 AM to Liniers Bus Station, Buenos Aires (Argentina) arriving at 8/1/2026 4:50:00 AM. 50 Premium Economy ticket for $94 per person are available. Travel duration is 18h 50m
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Test cheapest views
The cheapest bus for the 7/20/2026 costs just $94, from CATA Internacional
Facts about the bus from Santiago, RM to Buenos Aires
Compare all providers like CATA Internacional that travel 10 times every day by bus from Santiago, RM to Buenos Aires in one click! Book your bus ticket from Santiago, RM to Buenos Aires starting from $94!
| Cheapest Bus | $94 |
| Fastest Bus | 19h 50m |
| Earliest Bus | 9:00 AM |
| Latest Bus | 9:00 AM |
| Daily Bus Routes | 10 Ø |
| Distance | 707.1 miles |
| Bus Companies | CATA Internacional |
Cheapest bus connections from Santiago, RM to Buenos Aires
Every day, 10 buses from 1 bus companies leave Santiago, RM for Buenos Aires: in the table below, you will find the cheapest prices for a bus ticket for this route, starting from 07/25/2026 and for the following days.
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
07/19
Monday
07/20
Tuesday
07/21
Wednesday
07/22
Thursday
07/23
Friday
07/24
Saturday
07/25
$122
Sunday
07/26
Monday
07/27
$94
Tuesday
07/28
Wednesday
07/29
$94
Thursday
07/30
$94
Friday
07/31
$94
Saturday
08/01
$94
Sunday
08/02
$139
Monday
08/03
$94
Tuesday
08/04
$128
Wednesday
08/05
$94
Thursday
08/06
$94
Friday
08/07
$94
Saturday
08/08
$94
Sunday
08/09
$128
Monday
08/10
$94
Tuesday
08/11
$137
Wednesday
08/12
$94
Thursday
08/13
$94
Friday
08/14
$94
Saturday
08/15
How to save money travelling from Santiago, RM to Buenos Aires
Travel can be expensive, but it doesn't need to be! Do you want to avoid paying a terrible price for your trip? Then follow these quick steps to save money:
Book the ticket from Santiago, RM to Buenos Aires in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the bus from Santiago, RM to Buenos Aires, compared instead if you buy it at the last moment, or directly at the station.
If you can, avoid travelling at peak times. Instead of weekend, try travelling during the week. Travelling in the evening or at night it’s also cheaper, and later buses from Santiago, RM to Buenos Aires are also emptier.Beloved bus companies from Santiago, RM to Buenos Aires
These are the most booked bus companies between Santiago, RM to Buenos Aires from our users.
CATA Internacional from Santiago, RM to Buenos Aires
Here you will find the key facts about the CATA Internacional bus route Santiago, RM to Buenos Aires:
| Cheapest Price | $94 |
| Fastest Bus | 19h 50m |
| Earliest Bus | 9:00 AM |
| Last Bus | 9:00 AM |
| Daily Connections | 10 Ø |
| Found on | 7/12/2026 |
Latest reviews for bus companies on the route Santiago, RM - Buenos Aires
All bus stations and stops in Santiago, RM and Buenos Aires
In the map below, you can see where to find all bus stations in Santiago, RM and Buenos Aires.
Service and Comfort on the bus from Santiago, RM to Buenos Aires
Want to know which seat classes are available on the buses from Santiago, RM to Buenos Aires? Or which bus companies serve the route Santiago, RM to Buenos Aires? Below you will find answers to your questions.
FAQs about the Santiago, RM to Buenos Aires bus
How much does a Santiago, RM Buenos Aires bus trip cost?
This depends on, among other things, the day and time of travel. The cheapest trip is available from $94 and takes 23h 30m to reach Buenos Aires. Compare offers to save money!
How much could I save by comparing buses from Santiago, RM to Buenos Aires?
This route is offered by 1 companies with a range of ticket prices between $94 and $124. Thus, we recommend booking your ticket as early as possible to make sure you get the cheapest bus ticket to Buenos Aires.
On average, how many connections are available from Santiago, RM to Buenos Aires each day?
Every day, the Santiago, RM to Buenos Aires bus route is served by approximately 10 connections. With our search, you can compare bus times to find the perfect trip.
How long does a bus journey from Santiago, RM to Buenos Aires take?
The fastest bus from Santiago, RM to Buenos Aires is offered by CATA Internacional and takes 19h 50m. Bus tickets for this connection cost $107. In this context, bear in mind that the journey can take longer due to traffic.
What time is the first bus from Santiago, RM to Buenos Aires?
The earliest bus arriving in Buenos Aires from Santiago, RM starts at 9:00 AM. However, information regarding departure times may differ on weekends and holidays. Simply use our search to find exact times for your planned travel date.
What time is the last bus from Santiago, RM to Buenos Aires?
The latest bus trip departing from Santiago, RM for Buenos Aires starts at 9:00 AM. Please note that departure times may differ on weekends and holidays. So just use our search to find the exact times for your planned travel date.
Which bus companies operate the Santiago, RM Buenos Aires route?
When traveling by bus from Santiago, RM to Buenos Aires, passengers can travel with CATA Internacional. With our search, you can compare all available bus tickets to book the one that works for you.
Is there a direct bus between Santiago, RM and Buenos Aires?
You can check all the direct connections between Santiago, RM and Buenos Aires by using our search and looking at the Changes section in our filters. These are some of the companies which offer a direct bus: CATA Internacional.
What can I take with me on the Santiago, RM to Buenos Aires bus route?
Depending on which provider you travel with, what you're allowed to bring with you can vary. Generally, you can take a suitcase and hand luggage with you on the Santiago, RM Buenos Aires bus route free of charge. Simply use our search to find a bus that is best suited to your needs for your planned travel date.
What equipment is available for the Santiago, RM Buenos Aires bus route?
The equipment on board differs depending on the provider. However, many long-distance buses have WiFi so you can tell your friends your exact location during the journey. To make traveling even more pleasant, air conditioning systems provide ventilation. It is best to use our search to get precise information about the equipment of the bus from Santiago, RM to Buenos Aires on your planned travel date.
Available seat classes which are offered on the bus route Santiago, RM to Buenos Aires
Premium Economy
A mix between Economy and Business, it offers extra legroom, WI-FI and possible snacks.
More bus routes to Santiago, RM and to Buenos Aires
Here’s an overview of the most popular bus routes to Santiago, RM and to Buenos Aires. Simply click on the connection of your choice, and you will find all the details about your bus route!
- Bus Routes to Santiago, RM
- From Ancud to Santiago, RM bus
- Buses from Angol to Santiago, RM
- Bus to Santiago, RM from Arica, AP
- Bus Concepción to Santiago, RM
- Buses Concepción - Santiago, RM
- From Coquimbo to Santiago, RM bus
- Bus from Coyhaique to Santiago, RM
- Buses Curanilahue - Santiago, RM
- Bus from Iquique to Santiago, RM
- Bus La Calera - Santiago, RM
- Buses La Serena - Santiago, RM
- Buses Los Andes - Santiago, RM
- Buses Lota to Santiago, RM
- Buses Molina to Santiago, RM
- Buses Puerto Montt - Santiago, RM
- Buses Rancagua to Santiago, RM
- Buses Talca, ML to Santiago, RM
- Buses from Talcahuano to Santiago, RM
- Buses to Santiago, RM from Temuco
- Buses Vallenar to Santiago, RM
- Bus Routes to Buenos Aires
- Buses to Buenos Aires from Bahía Blanca
- Buses to Buenos Aires from Ciudad del Este, PY
- From Curitiba, PR to Buenos Aires bus
- Bus Foz do Iguaçu, PR - Buenos Aires
- Buses from La Paz to Buenos Aires
- From Lima to Buenos Aires bus
- Bus from Mendoza to Buenos Aires
- Buses from Olavarría to Buenos Aires
- Buses from Posadas, AR to Buenos Aires
- Bus Rafaela, SF - Buenos Aires
- From Reconquista to Buenos Aires bus
- Resistencia to Buenos Aires bus
- Bus from Rio de Janeiro to Buenos Aires
- San Juan, SJ to Buenos Aires bus
- Bus San Rafael, MZ - Buenos Aires
- Buses San Salvador de Jujuy, JJ to Buenos Aires
- Buses Santa Cruz de la Sierra to Buenos Aires
- Bus from Santiago del Estero to Buenos Aires
- São Paulo to Buenos Aires bus
- Buses to Buenos Aires from Tandil
Popular Airport Shuttles to Santiago, RM and to Buenos Aires
