Cheap flights from Buenos Aires to Porto Alegre

Buenos Aires
BUE
Salgado Filho
POA

Flight deals from Buenos Aires to Porto Alegre

Below you can see the best deals on flights Buenos Aires — Porto Alegre for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 8 October, from $144.

Top 10 cheap flights from Buenos Aires to Porto Alegre

JA
AD
AD
$ 193

Buenos Aires — Porto Alegre

21:00—16:45
9 Sep 2026
19 h 45 m
2 stops
JA
AD
AD
$ 197

Buenos Aires — Porto Alegre

14:26—16:45
9 Sep 2026
26 h 19 m
2 stops
JA
AD
AD
$ 197

Buenos Aires — Porto Alegre

11:08—16:45
9 Sep 2026
29 h 37 m
2 stops
JA
AD
AD
$ 203

Buenos Aires — Porto Alegre

19:50—16:45
9 Sep 2026
20 h 55 m
2 stops
JA
AD
AD
$ 213

Buenos Aires — Porto Alegre

06:10—16:45
10 Sep 2026
10 h 35 m
2 stops
AR
$ 214

Buenos Aires — Porto Alegre

18:55—20:35
20 Aug 2026
1 h 40 m
Direct flight
AR
$ 214

Buenos Aires — Porto Alegre

05:55—07:35
22 Aug 2026
1 h 40 m
Direct flight
LA
$ 219

Buenos Aires — Porto Alegre

09:55—11:25
21 Aug 2026
1 h 30 m
Direct flight
LA
$ 219

Buenos Aires — Porto Alegre

10:00—11:30
2 Sep 2026
1 h 30 m
Direct flight
JA
AD
AD
$ 222

Buenos Aires — Porto Alegre

21:00—20:30
9 Sep 2026
23 h 30 m
2 stops

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Buenos Aires — Porto Alegre flight

Looking for cheap flights from Buenos Aires to Porto Alegre? Compare fares from different airlines, check the flight schedule and travel time — and book your Buenos Aires — Porto Alegre ticket online at the best price.

The route has direct flights — around 29 flights per week, flights are operated by Aerolineas Argentinas, Latam Airlines Group, GOL Linhas Aéreas, a nonstop flight takes about 1 h 40 min, the distance between the cities is around 844 km.

Planning your trip? You may find our Porto Alegre travel guide, how to get from the airport into town and Porto Alegre weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $143Min. price
DecemberCheapest
AprilPeak season
YesDirect flights
844 kmDistance
1 h 40 minTravel time
3Airlines
29 / wkFlights

Flight schedule from Buenos Aires to Porto Alegre

The table shows direct flights from Buenos Aires to Porto Alegre on the selected date. The flight takes approximately 1 h 40 min. Regular flights are operated by Aerolineas Argentinas, Latam Airlines Group and GOL Linhas Aéreas. Departures from Jorge Newbery Airport and Ministro Pistarini Airport airports, arrivals at Salgado Filho International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 14 Aug 2026

Flight ticket prices by day: Buenos Aires — Porto Alegre

Below is a calendar of the lowest flight ticket prices for Buenos Aires — Porto Alegre by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $143 in December, and the most expensive are around $223 in April. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Buenos Aires to Porto Alegre by month. Tickets are usually cheapest in May (around $192) and priciest in December (about $276) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$264highMay$192lowSep$198low
Feb$252highJun$198lowOct$222medium
Mar$228mediumJul$270highNov$222medium
Apr$216mediumAug$198lowDec$276high

Some values are estimated based on seasonality.

When to fly

Weather in Porto Alegre: it is warmest in January (up to 30 °C on average) and coolest in July (around 19 °C). The driest month is April.

Tickets are usually cheapest in December and most expensive in April. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Porto Alegre

Dry and wet days · Porto Alegre

Wind speed and direction · Porto Alegre

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How to get the best deal on a Buenos Aires — Porto Alegre ticket

  • Book ahead: fares for Buenos Aires — Porto Alegre are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Buenos Aires is served by more than one airport — compare fares and travel time to each before you book.
  • The cheapest month to fly to Porto Alegre is usually December — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Buenos Aires — Porto Alegre route are operated by 3 airlines; Aerolineas Argentinas runs the most flights (around 41% of all flights). Compare carriers, flight shares and schedules below.

  • Aerolineas ArgentinasAR
    4x/week
    WebsiteFleet: 8411.2M pax/year
    • Direct flight AEP → POA4x/week
      Duration
      1h 40m
      Days
      MTWTFSS
    41.4%Open →
  • Latam Airlines GroupLA
    4x/week
    WebsiteFleet: 34782M pax/year
    • Direct flight AEP → POA4x/week
      Duration
      1h 31m
      Days
      MTWTFSS
    37.9%Open →
  • GOL Linhas AéreasG3
    2x/week
    WebsiteFleet: 13830M pax/year
    • Direct flight AEP → POA2x/week
      Duration
      1h 30m
      Days
      MTWTFSS
    20.7%Open →

Cities and airports on the Buenos Aires — Porto Alegre route

Flights Buenos Aires — Porto Alegre depart from Jorge Newbery Airport and Ministro Pistarini Airport and arrive at Salgado Filho International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Buenos Aires

BUE
Argentina
About the cityHow to get thereWeatherAll about the country Argentina
Arrival

Porto Alegre

POA
Brazil
About the cityHow to get thereWeatherAll about the country Brazil
Departure airports
Arrival airports

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Frequently asked questions about the Buenos Aires — Porto Alegre flight

How long is the flight from Buenos Aires to Porto Alegre?

A nonstop Buenos Aires — Porto Alegre flight takes about 1 h 40 min — the distance between the cities is around 844 km.

How far is it from Buenos Aires to Porto Alegre?

The distance from Buenos Aires to Porto Alegre is about 844 km, which a nonstop flight covers in around 1 h 40 min.

Are there direct flights from Buenos Aires to Porto Alegre?

Yes, there are nonstop flights Buenos Aires — Porto Alegre — around 29 flights per week.

Which airlines fly from Buenos Aires to Porto Alegre?

Airlines operating Buenos Aires — Porto Alegre include Aerolineas Argentinas, Latam Airlines Group, GOL Linhas Aéreas. See the full list with schedules in the "Airlines" section on this page.

Which airports do Buenos Aires — Porto Alegre flights use?

Flights from Buenos Aires depart from Jorge Newbery Airport, Ministro Pistarini Airport, and arrive at Salgado Filho International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Buenos Aires to Porto Alegre?

The price of a Buenos Aires — Porto Alegre ticket depends on your travel date, season and demand: it is usually cheapest to fly in December, and most expensive in April. Tickets typically cost between $143 and $223. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Buenos Aires — Porto Alegre?

Flights Buenos Aires — Porto Alegre are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is December. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Buenos Aires to Porto Alegre?

To catch a low fare Buenos Aires — Porto Alegre, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually December.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

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