Find coaches from Porto Alegre (ES) to Buenos Aires, AR

Find affordable coach tickets from Porto Alegre (ES) to Buenos Aires, AR with flexible options. Book your journey now

Join 75M+ travellers booking 2M+ routes across 85+ countries.
Enjoy our 24/7 customer service to assist you at every stage.
Cancel anytime and receive a 100% refund, no reason needed.
Today14 Jun
Tomorrow15 Jun
Mon16 Jun
from US$92
Tue17 Jun
from US$120
Wed18 Jun
from US$92
Thu19 Jun
Fri20 Jun
Sat21 Jun

Cheap buses leaving Monday

One passenger / one way

  • This trip is recommended because it is the: Cheapest
    Departure time: 16 June at
    Departure city: Porto Alegre
    Departure location: Estação Rodoviária de Porto Alegre
    Arrival time: 17 June at
    Destination city: Buenos Aires
    Destination location: Terminal de Retiro
    Operated by: JBLJBL
    Vehicle: BusDuration:
  • This trip is recommended because it is the: Fastest
    Departure time: 16 June at
    Departure city: Porto Alegre
    Departure location: Estação Rodoviária de Porto Alegre
    Arrival time: 17 June at
    Destination city: Buenos Aires
    Destination location: Terminal de Retiro
    Operated by: JBLJBL
    Vehicle: BusDuration:
  • Departure time: 16 June at
    Departure city: Porto Alegre
    Departure location: Estação Rodoviária de Porto Alegre
    Arrival time: 17 June at
    Destination city: Buenos Aires
    Destination location: Terminal de Retiro
    Operated by: JBLJBL
    Vehicle: BusDuration:

Accepted payments

  • Visa
  • MasterCard
  • American Express
  • China Union Pay
  • Diners Club Canada
  • Discover Click to Pay
  • JCB payment
  • Klarna (Pay over time)
  • Google Pay

Bus Porto Alegre to Buenos Aires: Trip Overview

Average ticket priceUS$117
Average bus trip duration23h 10m
Number of daily buses1
Earliest bus departure17:45
Distance523 miles

Porto Alegre to Buenos Aires Bus

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

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

Whether it is cheap bus tickets or more luxurious buses going to Buenos Aires from Porto Alegre, we help you find what you're looking for based on how much of a budget you have.

Frequently asked questions on the trip Porto Alegre (ES) - Buenos Aires, AR

  1. How much does the Porto Alegre Buenos Aires coach trip cost?

    The prices typically range from US$90 to US$152 on this trip, with the average ticket costing US$117. These prices can change depending on factors like the date, the class and the coach company you choose. Use Busbud to compare prices and amenities offered by different companies, ensuring you find the most favorable deals and promotions.

  2. How long is the coach ride from Porto Alegre to Buenos Aires?

    The coach journey between Porto Alegre and Buenos Aires lasts about 23h 10m. The fastest coach journey typically takes 22h 10m. Please be aware that the time it takes for your journey may vary depending on the traffic conditions along the route.

  3. When is the first coach from Porto Alegre to Buenos Aires?

    The first coach to Buenos Aires from Porto Alegre departs at 17:45. Keep in mind that departure times might change on weekends and holidays.

  4. How far is Buenos Aires from Porto Alegre by coach?

    The journey from Porto Alegre to Buenos Aires by coach covers an approximate distance of 524 miles (845 km).

  5. Is there a way to reach Buenos Aires from Porto Alegre without flying?

    You can choose the coach to travel this route. The coach ensures a pleasant travel experience, granting you the opportunity to appreciate the scenery as you make your way to your final stop. You also have the option of utilising carpooling services.

  6. Is there am overnight bus from Porto Alegre to Buenos Aires?

    Yes, you can find coaches leaving until 17:45 and arriving the next day. Make sure to bring a snack and a blanket to keep yourself feeling comfortable during the night.

Find cheapest prices for buses

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

Best price found
12/06
US$78
13/06
US$75
Today
US$76
15/06
US$76
16/06
US$78
17/06
US$102
18/06
US$78
19/06
No data
busbud logoThe cheapest trip from Porto Alegre to Buenos Aires was searched and found on 13 Jun 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 Porto Alegre to Buenos Aires as early as possible.

You can expect to pay from US$75 to US$130 for a bus ticket from Porto Alegre to Buenos Aires based on the last 2 days. You can expect to find the cheapest price for the trip at US$76, which is on 2025-06-15.

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 Porto Alegre and Buenos Aires!

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 Porto Alegre to Buenos Aires.

Buses are energy-efficient. Carrying a passenger over 100 kms by coach only takes 0.6-0.9 liters of gas. Compare that to the 2.6 liters required by high-speed train, 6.6 liters by airplane and 7.6 liters by gas-powered car, and it's clear that the bus is a more environmentally-conscious option for your bus transportation from Porto Alegre to Buenos Aires.

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

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 some bus companies in Germany offer to their passenger low-costs snacks and regional beer based on their destination? Prosit!

The average number of passengers on a coach bus is 32 meaning that a bus could replace a minimum of at least 30 cars!

Will you be returning to Porto Alegre by bus?

Bus from Porto Alegre to Buenos Aires

Why choose Busbud?

The Best Way To Book Bus and Train Tickets

Busbud makes bus travel easy. We help travellers find a bus, plot routes, and book intercity bus tickets all over the world. With Busbud, wherever you go, you have a worldwide bus station within reach and available in your own language and currency. Busbud prides itself on its worldwide partnerships. We make it possible for you to buy tickets with its large network of trustworthy bus partners like Greyhound, Eurolines, ALSA, OUIBUS (BlaBlaBus), National Express and many others.

People from around the world trust Busbud

‌

Popular Buses Connecting Porto Alegre

Buses Leaving from Porto Alegre

Buses Going to Porto Alegre

Popular Buses Connecting Buenos Aires

Buses Leaving from Buenos Aires

Buses Going to Buenos Aires