Find coaches from Porto Alegre, RS to Buenos Aires, AR

Next departures

Next departures from Porto Alegre to Buenos Aires on 31 October
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
Flecha Bus
Rodoviária de Porto Alegre
Terminal de RetiroCheapestFastest
Flecha Bus
Rodoviária de Porto Alegre
Terminal de RetiroNo tags
EGA + Cauvi
Rodoviária de Porto Alegre
Terminal de RetiroNo tags
TTL Turismo + Cauvi
Rodoviária de Porto Alegre
Terminal de RetiroNo tags
EGA + Cauvi
Rodoviária de Porto Alegre
Terminal de RetiroNo tags

Last refresh of the prices: Today at 2:12 PM -03.

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Get from Porto Alegre to Buenos Aires

busbud logoThis route is served by bus only

The journey takes about 1 day, 7 hours 50 minutes, and with fares starting at just US$122, it presents an excellent value for a comfortable ride.

2bus per day
1d 7hAverage duration
842 kmDistance
21kgCO₂ emissions

Bus Porto Alegre, RS to Buenos Aires, AR: Trip Overview

Average ticket priceUS$180
Average bus trip duration1d 7h
Number of daily buses2
Earliest bus departure17:15
Distance842 km
Latest bus departure23:55

Porto Alegre to Buenos Aires Bus

With Busbud, comparing and booking tickets for a bus from Porto Alegre to Buenos Aires is a breeze. Browse through an extensive selection of bus fares and bus schedules to find the best deals.

Bus service from Porto Alegre to Buenos Aires will be provided by the most trusted bus companies.

Discover how much the bus trip from Porto Alegre 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 Porto Alegre, RS - Buenos Aires, AR

  1. How much does a bus ticket from Porto Alegre to Buenos Aires cost?

    The bus ticket price from Porto Alegre to Buenos Aires starts at US$122. The best way to find cheap bus tickets from Porto Alegre to Buenos Aires is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!

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

    The average travel time between Porto Alegre and Buenos Aires is around 1d 7h, although the fastest bus will take about 20h. This is the time it takes to travel the 844 km that separates the two cities.

  3. How many daily bus connections are there between Porto Alegre and Buenos Aires?

    The number of buses from Porto Alegre to Buenos Aires can differ depending on the day of the week. On average, there are 2 on this route. Some buses run direct routes, while others have layovers. Simplify your bus trip from Porto Alegre to Buenos Aires by comparing and selecting the bus that fits your travel style and budget on Busbud.

  4. Which bus companies travel from Porto Alegre to Buenos Aires?

    When taking the bus from Porto Alegre to Buenos Aires, you can travel comfortably and safely with Flechabus, JBL Turismo, JBL Turismo.

Find cheapest prices for buses

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

Best price found
28/10
US$118
29/10
US$114
Today
US$125
31/10
US$115
01/11
US$126
02/11
US$113
03/11
US$118
04/11
US$118
busbud logoThe cheapest trip from Porto Alegre, RS to Buenos Aires, AR was searched and found on 02 Nov 2025 with a price of US$113

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

You can expect to pay from US$113 to US$162 for a bus ticket from Porto Alegre, RS to Buenos Aires, AR based on the last 2 days. You can expect to find the cheapest price for the trip at US$113, which is on 2025-11-02.

Usually JBL Turismo 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

Meet and talk to locals at the bus stations while travelling from Porto Alegre to Buenos Aires.There is no better way to get inside travel information while exploring a new city than to go straight to its people.

Much more than a mere vehicle taking you from Porto Alegre to Buenos Aires, riding the bus will expose you to some of the most stunning panoramas while enroute to your final bus stop.

Buses have the smallest carbon footprint of all motorized transport modes. A bus going from Porto Alegre to Buenos Aires will emit half the CO2 emitted by a train, and radically less than a car or an airplane.

Create your own real life musical score by curating a personalized bus travel playlist - the perfect accompaniment to your bus ride from Porto Alegre to Buenos Aires.

Did you know?

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.

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

Did you know there are on average 4,400 intercity bus departures every day in the US only? This number has been growing for 9 years in a row, yay!

Will you be returning to Porto Alegre, RS by bus?

Bus from Buenos Aires, AR to Porto Alegre, RS

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