$202 Find Cheap Flights from Buenos Aires to Porto Alegre - Compare and Save

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

• Earliest: departs at 4:55 am and lands at 6:33 am
• Latest: departs at 6:35 pm and lands at 8:13 pm.

The flight takes about 1h 38m.

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

A nonstop flight from Buenos Aires to Porto Alegre takes 1h 38m, 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.

Round-trip flights from Buenos Aires to Porto Alegre range from $295 to $439, with an average of $373 over the past 12 months. Anything below $295 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 12% above the $373 route average. Book 17 weeks before departure for the lowest fares.

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $360 round-trip, compared to $392 via a layover through Rio de Janeiro–Galeão Intl (GIG).

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: 80% on time

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

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $31–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $366 to $1,084. That means the highest observed fare was about 3x 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 $227, which is 12% above the typical average for this route.

Porto Alegre Salgado Filho Airport (POA) hosts 5 major car rental companies, with daily rates starting from around $10 for economy cars. Top options include:

• FOCO
• MOVIDA
• Localiza
• Avis
• Unidas

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).

Night flights have the fewest delays on this route, while evening departures tend to have the most.

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 1h 52m.

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

• Sao Paulo Guarulhos Intl (GRU) - 75% of one-stop connections
• Rio de Janeiro–Galeão Intl (GIG) - 25% of one-stop connections

Yes. Flexible dates can save you up to 23% on flights from Buenos Aires to Porto Alegre. Thursday is the cheapest departure day at $331 round-trip on average, while Sunday is the most expensive at $428, a difference of $97.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

• Aerolineas Argentinas
• LATAM Airlines

Flying via Sao Paulo Guarulhos Intl (GRU) gives the shortest average 1-stop total travel time at 8h 14m, compared with 10h 02m via Rio de Janeiro–Galeão Intl (GIG).

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

Among airlines operating Buenos Aires to Porto Alegre flights:

• Aerolineas Argentinas: offers free seat selection
• LATAM Airlines: offers free seat selection

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

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

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

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