Bus from Santiago, CL to Buenos Aires, AR: Tickets & Timetables

Next bus departures

Next departures from Santiago to Buenos Aires on 30 January
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
Ahumada InternacionalBus
Terminal Sur
Terminal de RetiroCheapest
Ahumada InternacionalBus
Terminal Los Héroes
Terminal de RetiroFastest

Last refresh of the prices: Today at 12:49 AM -03.

Get from Santiago to Buenos Aires

This route is served by bus only

The journey takes about 19 hours 31 minutes, and with fares starting at just R 1 694, it presents an excellent value for a comfortable ride.

2bus per day
19h 31mAverage duration
1142 kmDistance
29kgCO₂ emissions

Frequently asked questions about travelling from Santiago, CL 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.

  1. How much is the bus ticket from Santiago to Buenos Aires?

    The cheapest bus tickets from Santiago to Buenos Aires start at R 1 694. The average price for this route is around R 2 231. Busbud recommends booking your tickets in advance for the best chance of getting the lowest possible price.

  2. How long is the bus journey from Santiago to Buenos Aires?

    The average bus journey time from Santiago to Buenos Aires is 19h 31m, covering a distance of 1142 km. The fastest bus gets you there in 19h and is operated by Buses Ahumada Internacional.

  3. Which bus companies service the Santiago to Buenos Aires route?

    Several major bus companies operate on this route with 2 buses available per day, including services from Buses Ahumada Internacional, Fénix Internacional, CATA Internacional, Andesmar, Tramat, Coitram.

  4. What is the earliest and latest departure time for the bus from Santiago to Buenos Aires?

    The earliest bus departs from Santiago to Buenos Aires at 08:00. And the latest bus departs at 16:30.

  5. What are the CO₂ emissions for the bus trip from Santiago to Buenos Aires?

    A bus trip from Santiago to Buenos Aires produces an estimated 29 kg of CO₂, making it a highly eco-friendly travel option and Busbud’s recommended way to travel.

  6. What is the best bus company from Santiago to Buenos Aires?

    According to Busbud customers, the highest-rated bus company on this route is CATA Internacional, with an average rating of 3.9 out of 5 stars based on 2118 reviews.

  7. Which bus company has the best Wi-Fi from Santiago to Buenos Aires?

    Based on reviews on Busbud, the bus company CATA Internacional has the best Wi-Fi rating with a score of 1.8.

  8. Which bus company offers the most punctual service from Santiago to Buenos Aires?

    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.

  9. Which bus company has the cleanest buses from Santiago to Buenos Aires?

    According to Busbud traveller reviews, the bus company with the cleanest buses on this route is CATA Internacional, 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.

Best price found
27/01
No data
28/01
R 2 200
Today
R 1 607
30/01
R 2 212
31/01
R 2 219
01/02
No data
02/02
R 1 605
03/02
No data
busbud logoThe cheapest trip from Santiago, CL to Buenos Aires, AR was searched and found on 02 Feb 2026 with a price of R 1 605

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 R 1 605 to R 2 219 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 R 1 605, which is on 2026-02-02.

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