$196 Find Cheap Flights from Buenos Aires to Porto Alegre - Compare and Save

Among airlines operating Buenos Aires to Porto Alegre flights:

• LATAM Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

2 airlines operate flights between Buenos Aires and Porto Alegre. The airlines offering nonstop flights on this route include:

• Aerolineas Argentinas
• LATAM Airlines

Flights from Buenos Aires to Porto Alegre may depart from several airports in Buenos Aires area, including Buenos Aires Jorge Newbery (AEP) and Buenos Aires Ministro Pistarini (EZE). Flights usually arrive at Porto Alegre Salgado Filho (POA).

Here are some options for this route, based on selected ticket types and cabin classes:

• LATAM Airlines: a cabin bag and a checked bag in Economy Class
• GOL: a cabin bag and a checked bag in Economy Class
• Aerolineas Argentinas: a cabin bag and a checked bag in Premium Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Only Economy Class is available on flights from Buenos Aires to Porto Alegre.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $322 round-trip via Rio de Janeiro–Galeão Intl (GIG), compared to $337 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $30–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

Connecting flights from Buenos Aires to Porto Alegre most commonly pass through:

• Sao Paulo Guarulhos Intl (GRU) - 88% of one-stop connections
• Rio de Janeiro–Galeão Intl (GIG) - 12% of one-stop connections
Together, these airports account for 100% of one-stop bookings on this route.

Yes. Being flexible with your travel dates can save you up to 30% on the Buenos Aires to Porto Alegre route. Friday is the cheapest departure day at $317 round-trip on average, while Sunday is the most expensive at $447, a difference of $130. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Buenos Aires to Porto Alegre route, 13% of flights were delayed in the past 3 months, with delays averaging 1 hour 49 minutes.

Morning is the busiest departure period on Buenos Aires to Porto Alegre flights, with 100% of flights leaving in that window. Afternoon departures account for 0%, evening flights for 0%, and night flights for 0%.

Some of the most popular sights in Porto Alegre are Araujo Vianna Auditorium, Fiergs Exhibition and Convention Center and Moinhos de Vento Park. These are among the most viewed places in Porto Alegre on KAYAK.

These are the earliest and latest flight times available from Buenos Aires to Porto Alegre:

• Earliest: departs at 5:20 am and lands at 6:57 am
• Latest: departs at 6:35 pm and lands at 8:12 pm.

The flight takes about 1h 37m.

Last-minute fares on this route - booked within 2 weeks of departure - run 1% above the route average of $353. Book 22 weeks before departure for the lowest fares.

A nonstop flight from Buenos Aires to Porto Alegre takes 1h 37m, covering 528 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $363 to $631. That means the highest observed fare was about 73% higher than the lowest one.

One-way fares from Buenos Aires to Porto Alegre are currently higher than usual. Average one-way flight prices are about $225, which is 16% above the typical average for this route.

GOL is slightly above the route average for timely arrivals, while LATAM Airlines has a lower on-time arrival rate. On-time arrival rates on Buenos Aires to Porto Alegre flights are:

• GOL: 96% on time
• LATAM Airlines: 91% on time
• Aerolineas Argentinas: 81% on time

Overall, flights on this route are on time 87% of the time on average.

Night flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Sao Paulo Guarulhos Intl (GRU) gives the shortest average 1-stop total travel time at 8h 53m, compared with 11h 14m via Rio de Janeiro–Galeão Intl (GIG).

Porto Alegre Salgado Filho Airport (POA) hosts 5 major car rental companies, with daily rates starting from around $2 for economy cars. Top options include:
· FOCO
· Localiza
· Avis
· MOVIDA
· Budget

Round-trip flights from Buenos Aires to Porto Alegre range from $278 to $424, with an average of $353 over the past 12 months. Anything below $278 counts as a good deal.