Bus from Porto Alegre, RS to Buenos Aires, AR: Tickets & Schedules

Next bus departures

Next departures for Porto Alegre to Buenos Aires on January 21
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
PLANALTO RS + JBL
Bus
Rodoviária de Porto Alegre
Terminal de RetiroCheapest
Flecha BusBus
Rodoviária de Porto Alegre
Terminal de RetiroFastest
Flecha BusBus
Rodoviária de Porto Alegre
Terminal de RetiroNo tags
JBLBus
Rodoviária de Porto Alegre
Terminal de RetiroNo tags
PLANALTO RS + JBL
Bus
Rodoviária de Porto Alegre
Terminal de RetiroNo tags

Last refresh of the prices: Today at 1:03 PM -03.

Get from Porto Alegre to Buenos Aires

This route is served by bus only

The journey takes about 1 day, 4 hours 50 minutes, and with fares starting at just $153, it presents an excellent value for a comfortable ride.

5bus per day
1d 4hAverage Duration
843 kmDistance
21kgCO₂ emissions

Frequently asked questions about travelling from Porto Alegre, RS to Buenos Aires, AR by bus

Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.

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

    The cheapest bus tickets from Porto Alegre to Buenos Aires start from $153. The average price for this route is around $254. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.

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

    The average bus travel time from Porto Alegre to Buenos Aires is 1d 4h, covering a distance of 843 km. The quickest bus can get you there in 19h 50m and is operated by Flechabus.

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

    Several major bus companies operate on this route with 5 buses available per day, including services from Flechabus, JBL Turismo, EGA, Rio Uruguay, Eucatur, Viação Planalto.

  4. What are the earliest and latest departure times for the bus from Porto Alegre to Buenos Aires?

    The earliest bus departs from Porto Alegre to Buenos Aires at 6:30am. And the latest bus departs at 11:55pm.

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

    A bus trip from Porto Alegre to Buenos Aires generates an estimated 21 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.

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

    According to Busbud customers, the highest-rated bus company on this route is EGA, with an average rating of 4.5 out of 5 stars based on 600 reviews.

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

    Based on Busbud reviews, the bus company EGA has the highest Wi-Fi rating with a score of 3.7.

  8. Which bus company has the best on-time performance from Porto Alegre to Buenos Aires?

    According to Busbud traveller reviews, the most punctual bus company on this route is EGA, with a punctuality rating of 4.5 out of 5 stars.

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

    According to Busbud traveller reviews, the bus company with the cleanest buses on this route is EGA, with a cleanliness rating of 4.8 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
01-18
$192
01-19
$178
Today
$178
01-21
$167
01-22
$164
01-23
$178
01-24
$167
01-25
$178
busbud logoThe cheapest trip from Porto Alegre, RS to Buenos Aires, AR was searched and found on Jan 22, 2026 with a price of $164

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 $164 to $260 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 $164 which is on 2026-01-22.

People from around the world trust Busbud