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

Next bus departures

Next departures from Santiago to Buenos Aires on 5 February
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
Fénix InternacionalBus
    		Terminal Sur
    		Terminal de RetiroCheapest
    Fénix InternacionalBus
      		Terminal Los Héroes
      		Terminal de RetiroFastest

      Last refresh of the prices: Today at 1:37 PM -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 1 728, 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 1 728. The average price for this route is around R 2 276. 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
      31/01
      R 2 245
      01/02
      No data
      Today
      R 1 870
      03/02
      No data
      04/02
      R 1 633
      05/02
      R 2 246
      06/02
      R 1 633
      07/02
      R 1 631
      busbud logoThe cheapest trip from Santiago, CL to Buenos Aires, AR was searched and found on 07 Feb 2026 with a price of R 1 631

      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 1 631 to R 2 246 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 1 631, which is on 2026-02-07.

      Usually Buses 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.

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