Bus from Porto Alegre, RS to Buenos Aires from $86

Compare all the bus companies and find the best price with CheckMyBus
Compare & Save Millions of buses in one click. Save up to 70%!
The Best Deals Save up to 70%
The Most Choices Millions of routes worldwide
Easy and Transparent Compare offers with 1 click

Compare all timetables for the bus from Porto Alegre, RS to Buenos Aires

Here is a selection of the cheapest bus trips from the schedule from Porto Alegre, RS to Buenos Aires from various bus operators like JBL Turismo or Flecha Bus for the next days.

today
$113
tomorrow
$113
Saturday
$113
Sunday
$86
Monday
$113
Tuesday
$113
Wednesday
$113

Cheapest bus trips today

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
Flecha Bus 20h 0m 5:15 PM Porto Alegre, RS Central Bus Station 1:15 PM Buenos Aires Retiro Bus Station  Premium Economy $113
JBL Turismo 23h 10m 5:45 PM Porto Alegre, RS Central Bus Station 4:55 PM Buenos Aires Retiro Bus Station  Premium Economy $113
  • Did you know that if you travel from Porto Alegre, RS to Buenos Aires via Uruguaiana, RS, you can save more than $31? You can find the corresponding connections below.
    • Quero Passagem
      24h 55m
      0
      3:00 PM
      Porto Alegre, RS
      Central Bus Station
      1:00 AM
      Uruguaiana, RS
      Central Bus Station
      0
      Quero Passagem
      Basic
      $39
      • Waiting Time 2h 50m
    • CheckMyBus Brazil
      12h 5m
      0
      3:50 AM
      Uruguaiana, RS
      Central Bus Station
      3:55 PM
      Buenos Aires
      Retiro Bus Station
      0
      CheckMyBus Brazil
      Economy
      $43
    Travel time is 4h 55m longer, but you will save $31

Cheapest bus trips tomorrow

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
Flecha Bus 20h 0m 5:15 PM Porto Alegre, RS Central Bus Station 1:15 PM Buenos Aires Retiro Bus Station  Premium Economy $113
JBL Turismo 22h 10m 5:45 PM Porto Alegre, RS Central Bus Station 3:55 PM Buenos Aires Retiro Bus Station  Economy $123
  • Did you know that if you travel from Porto Alegre, RS to Buenos Aires via Uruguaiana, RS, you can save more than $40? You can find the corresponding connections below.
    • Quero Passagem
      25h 55m
      0
      3:00 PM
      Porto Alegre, RS
      Central Bus Station
      12:45 AM
      Uruguaiana, RS
      Central Bus Station
      0
      Quero Passagem
      Basic
      $39
      • Waiting Time 2h 45m
    • Plataforma 10
      13h 25m
      0
      3:30 AM
      Uruguaiana, RS
      Central Bus Station
      4:55 PM
      Buenos Aires
      Retiro Bus Station
      0
      Plataforma 10
      Premium Economy
      $34
    Travel time is 5h 55m longer, but you will save $40

Cheapest bus trips Saturday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
Flecha Bus 20h 0m 5:15 PM Porto Alegre, RS Central Bus Station 1:15 PM Buenos Aires Retiro Bus Station  Premium Economy $113
JBL Turismo 23h 10m 5:45 PM Porto Alegre, RS Central Bus Station 4:55 PM Buenos Aires Retiro Bus Station  Premium Economy $113
  • Did you know that if you travel from Porto Alegre, RS to Buenos Aires via Uruguaiana, RS, you can save more than $40? You can find the corresponding connections below.
    • Quero Passagem
      25h 55m
      0
      3:00 PM
      Porto Alegre, RS
      Central Bus Station
      12:45 AM
      Uruguaiana, RS
      Central Bus Station
      0
      Quero Passagem
      Basic
      $39
      • Waiting Time 2h 45m
    • Plataforma 10
      13h 25m
      0
      3:30 AM
      Uruguaiana, RS
      Central Bus Station
      4:55 PM
      Buenos Aires
      Retiro Bus Station
      0
      Plataforma 10
      Premium Economy
      $34
    Travel time is 5h 55m longer, but you will save $40

Cheapest bus trips Sunday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
JBL Turismo 22h 10m 5:45 PM Porto Alegre, RS Central Bus Station 3:55 PM Buenos Aires Retiro Bus Station  Economy $86
Flecha Bus 20h 0m 5:15 PM Porto Alegre, RS Central Bus Station 1:15 PM Buenos Aires Retiro Bus Station  Premium Economy $113
  • Did you know that if you travel from Porto Alegre, RS to Buenos Aires via Uruguaiana, RS, you can save more than $13? You can find the corresponding connections below.
    • Quero Passagem
      25h 55m
      0
      3:00 PM
      Porto Alegre, RS
      Central Bus Station
      12:45 AM
      Uruguaiana, RS
      Central Bus Station
      0
      Quero Passagem
      Basic
      $39
      • Waiting Time 2h 45m
    • Plataforma 10
      13h 25m
      0
      3:30 AM
      Uruguaiana, RS
      Central Bus Station
      4:55 PM
      Buenos Aires
      Retiro Bus Station
      0
      Plataforma 10
      Premium Economy
      $34
    Travel time is 5h 55m longer, but you will save $13

Cheapest bus trips Monday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
Flecha Bus 20h 0m 5:15 PM Porto Alegre, RS Central Bus Station 1:15 PM Buenos Aires Retiro Bus Station  Premium Economy $113
JBL Turismo 24h 15m 5:45 PM Porto Alegre, RS Central Bus Station 6:00 PM Buenos Aires Retiro Bus Station  Premium Economy $113
  • Did you know that if you travel from Porto Alegre, RS to Buenos Aires via Uruguaiana, RS, you can save more than $40? You can find the corresponding connections below.
    • Quero Passagem
      25h 55m
      0
      3:00 PM
      Porto Alegre, RS
      Central Bus Station
      12:45 AM
      Uruguaiana, RS
      Central Bus Station
      0
      Quero Passagem
      Basic
      $39
      • Waiting Time 2h 45m
    • Plataforma 10
      13h 25m
      0
      3:30 AM
      Uruguaiana, RS
      Central Bus Station
      4:55 PM
      Buenos Aires
      Retiro Bus Station
      0
      Plataforma 10
      Premium Economy
      $34
    Travel time is 5h 55m longer, but you will save $40

Cheapest bus trips Tuesday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
Flecha Bus 20h 0m 5:15 PM Porto Alegre, RS Central Bus Station 1:15 PM Buenos Aires Retiro Bus Station  Premium Economy $113
JBL Turismo 22h 10m 5:45 PM Porto Alegre, RS Central Bus Station 3:55 PM Buenos Aires Retiro Bus Station  Premium Economy $113
  • Did you know that if you travel from Porto Alegre, RS to Buenos Aires via Uruguaiana, RS, you can save more than $40? You can find the corresponding connections below.
    • Quero Passagem
      25h 55m
      0
      3:00 PM
      Porto Alegre, RS
      Central Bus Station
      12:45 AM
      Uruguaiana, RS
      Central Bus Station
      0
      Quero Passagem
      Basic
      $39
      • Waiting Time 2h 45m
    • Plataforma 10
      13h 25m
      0
      3:30 AM
      Uruguaiana, RS
      Central Bus Station
      4:55 PM
      Buenos Aires
      Retiro Bus Station
      0
      Plataforma 10
      Premium Economy
      $34
    Travel time is 5h 55m longer, but you will save $40

Cheapest bus trips Wednesday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
Flecha Bus 20h 0m 5:15 PM Porto Alegre, RS Central Bus Station 1:15 PM Buenos Aires Retiro Bus Station  Premium Economy $113
JBL Turismo 22h 10m 5:45 PM Porto Alegre, RS Central Bus Station 3:55 PM Buenos Aires Retiro Bus Station  Premium Economy $113
  • Did you know that if you travel from Porto Alegre, RS to Buenos Aires via Uruguaiana, RS, you can save more than $40? You can find the corresponding connections below.
    • Quero Passagem
      25h 55m
      0
      3:00 PM
      Porto Alegre, RS
      Central Bus Station
      12:45 AM
      Uruguaiana, RS
      Central Bus Station
      0
      Quero Passagem
      Basic
      $39
      • Waiting Time 2h 45m
    • Plataforma 10
      13h 25m
      0
      3:30 AM
      Uruguaiana, RS
      Central Bus Station
      4:55 PM
      Buenos Aires
      Retiro Bus Station
      0
      Plataforma 10
      Premium Economy
      $34
    Travel time is 5h 55m longer, but you will save $40

Best Price Offer: The price for the cheapest bus from Porto Alegre, RS to Buenos Aires is $86 on 12/7/2025. Flexible travelers save on ticket prices.


Facts about the bus from Porto Alegre, RS to Buenos Aires

Compare all providers like JBL Turismo and Flecha Bus that travel 11 times every day by bus from Porto Alegre, RS to Buenos Aires in one click! Book your bus ticket from Porto Alegre, RS to Buenos Aires starting from $86!

Cheapest Bus $86
Fastest Bus 20h 0m
Earliest Bus 5:15 PM
Latest Bus 5:45 PM
Daily Bus Routes 11 Ø
Distance 525.8 miles
Bus Companies JBL Turismo and Flecha Bus

Cheapest bus connections from Porto Alegre, RS to Buenos Aires

Every day, 11 buses from 2 bus companies leave Porto Alegre, RS for Buenos Aires: in the table below, you will find the cheapest prices for a bus ticket for this route, starting from 12/04/2025 and for the following days.

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday 11/30
Monday 12/01
Tuesday 12/02
Wednesday 12/03
Thursday 12/04
$125
Friday 12/05
$113
Saturday 12/06
$123
Sunday 12/07
$113
Monday 12/08
$113
Tuesday 12/09
$113
Wednesday 12/10
$113
Thursday 12/11
$123
Friday 12/12
$113
Saturday 12/13
$123
Sunday 12/14
$113
Monday 12/15
$113
Tuesday 12/16
$123
Wednesday 12/17
$113
Thursday 12/18
$113
Friday 12/19
$125
Saturday 12/20
$113
Sunday 12/21
$113
Monday 12/22
$113
Tuesday 12/23
$113
Wednesday 12/24
$216
Thursday 12/25
$123
Friday 12/26
$113
Saturday 12/27

How to save money travelling from Porto Alegre, RS 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 Porto Alegre, RS 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 Porto Alegre, RS 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 Porto Alegre, RS to Buenos Aires are also emptier.

Beloved bus companies from Porto Alegre, RS to Buenos Aires

These are the most booked bus companies between Porto Alegre, RS to Buenos Aires from our users.

Flecha Bus from Porto Alegre, RS to Buenos Aires

Flecha Bus

Here you will find the key facts about the Flecha Bus bus route Porto Alegre, RS to Buenos Aires:

Cheapest Price $113
Fastest Bus 20h 0m
Earliest Bus 5:15 PM
Last Bus 5:15 PM
Daily Connections 2 Ø
Found on 12/3/2025

JBL Turismo from Porto Alegre, RS to Buenos Aires

JBL Turismo

Here you will find the key facts about the JBL Turismo bus route Porto Alegre, RS to Buenos Aires:

Cheapest Price $86
Fastest Bus 22h 10m
Earliest Bus 5:45 PM
Last Bus 5:45 PM
Daily Connections 9 Ø
Found on 12/3/2025

All bus stations and stops in Porto Alegre, RS and Buenos Aires

In the map below, you can see where to find all bus stations in Porto Alegre, RS and Buenos Aires.

Compare the bus with other modes of transport

The bus is often the cheapest mode of transport, while other modes like train or flight are faster. Looking for quicker alternatives to travel from Porto Alegre, RS to Buenos Aires? Compare all modes of transports from Porto Alegre, RS to Buenos Aires.

Service and Comfort on the bus from Porto Alegre, RS to Buenos Aires

Want to know which seat classes are available on the buses from Porto Alegre, RS to Buenos Aires? Or which bus companies serve the route Porto Alegre, RS to Buenos Aires? Below you will find answers to your questions.

FAQs about the Porto Alegre, RS to Buenos Aires bus

How much does a Porto Alegre, RS Buenos Aires bus trip cost?

This depends on, among other things, the day and time of travel. The cheapest trip is available from $86 and takes 22h 10m to reach Buenos Aires. Compare offers to save money!

How much could I save by comparing buses from Porto Alegre, RS to Buenos Aires?

This route is offered by 2 companies with a range of ticket prices between $86 and $162. 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 Porto Alegre, RS to Buenos Aires each day?

Every day, the Porto Alegre, RS to Buenos Aires bus route is served by approximately 11 connections. With our search, you can compare bus times to find the perfect trip.

How long does a bus journey from Porto Alegre, RS to Buenos Aires take?

The fastest bus from Porto Alegre, RS to Buenos Aires is offered by Flecha Bus and takes 20h 0m. Bus tickets for this connection cost $113. In this context, bear in mind that the journey can take longer due to traffic.

What time is the first bus from Porto Alegre, RS to Buenos Aires?

The earliest bus arriving in Buenos Aires from Porto Alegre, RS starts at 5:15 PM. 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 Porto Alegre, RS to Buenos Aires?

The latest bus trip departing from Porto Alegre, RS for Buenos Aires starts at 5:45 PM. 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 Porto Alegre, RS Buenos Aires route?

When traveling by bus from Porto Alegre, RS to Buenos Aires, passengers can travel with JBL Turismo and Flecha Bus. With our search, you can compare all available bus tickets to book the one that works for you.

Is there a direct bus between Porto Alegre, RS and Buenos Aires?

You can check all the direct connections between Porto Alegre, RS 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: JBL Turismo and Flecha Bus.

What can I take with me on the Porto Alegre, RS 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 Porto Alegre, RS 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 Porto Alegre, RS 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 Porto Alegre, RS to Buenos Aires on your planned travel date.

Available seat classes which are offered on the bus route Porto Alegre, RS to Buenos Aires

Economy
Economy

The cheapest option available for your ticket, it usually comes with reclinable seats and AC.

Premium Economy
PremiumEconomy

A mix between Economy and Business, it offers extra legroom, WI-FI and possible snacks.

More bus routes to Porto Alegre, RS and to Buenos Aires

Here’s an overview of the most popular bus routes to Porto Alegre, RS and to Buenos Aires. Simply click on the connection of your choice, and you will find all the details about your bus route!
Porto Belo, SC to Porto Alegre, RS bus Porto Belo, SC to Porto Alegre, RS bus
Bus from Torres, RS to Porto Alegre, RS Bus from Torres, RS to Porto Alegre, RS
Bus Gravataí, RS to Porto Alegre, RS Bus Gravataí, RS to Porto Alegre, RS
Buses Bagé, RS - Porto Alegre, RS Buses Bagé, RS - Porto Alegre, RS
Bus San Rafael, MZ - Buenos Aires Bus San Rafael, MZ - Buenos Aires
Buses from Montevideo to Buenos Aires Buses from Montevideo to Buenos Aires
From Mendoza to Buenos Aires bus From Mendoza to Buenos Aires bus
Bus Mar del Plata - Buenos Aires Bus Mar del Plata - Buenos Aires
Popular Airport Shuttles to Porto Alegre, RS and to Buenos Aires
CheckMyBus › Buses in Brazil › Bus to Porto Alegre, RS › Bus to Buenos Aires

The CheckMyBus App

Free Download

App Store
CheckMyBus App
Close
GPDR CheckMyBus shield

We value your privacy!

To

show

you

the

best

bus

offers,

we

and

our

partners

use

technical,

analytical,

and

marketing

cookies

to

personalize

the

ads.

We

remember

your

anonymized

details

to

provide

a

personalized

experience.