Are there direct flights from Porto Alegre to Buenos Aires?

Direct flights are available from Porto Alegre to Buenos Aires, historically accounting for approximately 24.4% of all flights on this route. For flights that include stopovers, travelers typically experience one stop. While direct options exist, a significant portion of flights will involve at least one connection. Travelers should consider this when planning their journey.

What's the flight time from Porto Alegre to Buenos Aires?

The typical direct flight time from Porto Alegre to Buenos Aires is approximately 1 hour and 55 minutes, with a median duration of 115 minutes. For flights that include one stop, the median travel time increases significantly to 7 hours and 40 minutes, or 460 minutes. Travelers should account for these differences when choosing between direct and connecting flights to Buenos Aires.

Are there frequently good prices on flights from Porto Alegre to Buenos Aires?

Historically, good prices on flights from Porto Alegre to Buenos Aires are frequent. This route is known for offering competitive fares across the trailing quarter. Travelers often find opportunities for economical travel between these two cities. The consistent availability of good prices makes this a favorable route for budget-conscious travelers.

Flights From Porto Alegre

To Buenos Aires

Cheap Flights from Porto Alegre to Buenos Aires

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Deals from

Porto Alegre

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Prices updated today

456 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated Aug 31, 2026.)

Today’s best flight deals from Porto Alegre to Buenos Aires

Explore current cheapest deals departing from Porto Alegre to Buenos Aires

2026-09-17 – 2026-09-26
POA - Buenos Aires
44% AI deal score
$212
$289
Round trip
2026-11-09 – 2026-11-17
POA - Buenos Aires
44% AI deal score
$219
$291
Round trip
2026-11-08 – 2026-11-17
POA - Buenos Aires
44% AI deal score
$218
$292
Round trip
2026-11-16 – 2026-11-26
POA - Buenos Aires
44% AI deal score
$216
$292
Round trip
2026-11-09 – 2026-11-16
POA - Buenos Aires
44% AI deal score
$229
$292
Round trip
2026-12-07 – 2026-12-14
POA - Buenos Aires
45% AI deal score
$265
$292
Round trip
2026-11-08 – 2026-11-16
POA - Buenos Aires
44% AI deal score
$219
$292
Round trip
2026-12-07 – 2026-12-15
POA - Buenos Aires
45% AI deal score
$258
$292
Round trip
2026-11-15 – 2026-11-26
POA - Buenos Aires
44% AI deal score
$213
$294
Round trip
2026-09-22 – 2026-10-01
POA - Buenos Aires
44% AI deal score
$212
$294
Round trip

Porto Alegre to Buenos Aires: Overview

Insights for flights from Porto Alegre to Buenos Aires

For cheap flights from Porto Alegre to Buenos Aires, fares typically range from $163–$323, with a median of $202. Right now, current fares are significantly above the typical level, and about 39% of recent fares were classified as a good price. New deals appear almost daily, offering frequent opportunities to find better prices.

A typical journey from Porto Alegre to Buenos Aires takes about 7h 20m, including connections. This duration reflects the common travel patterns on this route, where most itineraries involve at least one stop.

Most itineraries between Porto Alegre and Buenos Aires connect at least once, with only 24.4% of recent fares being non-stop. For connecting flights, the typical number of stopovers is 1, which contributes to the overall journey time.

When is the cheapest time to fly from Porto Alegre to Buenos Aires? The most affordable month to fly is typically October, with a median fare of $142. Following closely are September, with a median of $150, and January, where the median fare is $152. These months offer the best opportunities for travelers to find lower prices.

The route from Porto Alegre to Buenos Aires covers a distance of 875 km. This classifies it as a short-haul flight, making it a relatively quick trip between the two cities.

How much is a round trip from Porto Alegre to Buenos Aires

Regular price: $166 - $644

Prices for flights from Porto Alegre to Buenos Aires are currently within the regular range.

The regular price range for flights from Porto Alegre to Buenos Aires is between $166 and $644. The current lowest deal is $289 with Aerolíneas Argentinas for travel from Sep 17-Sep 26.

now $289

Low $166

High $644

The cheapest time to fly from Porto Alegre to Buenos Aires

The cheapest month to fly from POA to BUE is October, with a median price of $142. The most expensive month to fly is August, with a median price of $329. Prices are generally lower from January to December.

October

Cheapest

Flights from $142

August

Most Expensive

Flights from $329

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Porto Alegre to Buenos Aires

Aerolíneas Argentinas

Last-minute flights going from Porto Alegre to Buenos Aires

Tue, Sep 1

⌛ Last-Minute

POA - Buenos Aires

Porto Alegre (POA) - Buenos Aires (AEP)

Aerolíneas Argentinas

$536

$421

One-way

Thu, Sep 10

⌛ Last-Minute

POA - Buenos Aires

Porto Alegre (POA) - Buenos Aires (AEP)

Aerolíneas Argentinas

$212

$297

One-way

Thu, Sep 10

⌛ Last-Minute

POA - Buenos Aires

Porto Alegre (POA) - Buenos Aires (AEP)

Aerolíneas Argentinas

$246

$302

One-way

Tue, Sep 22

⌛ Last-Minute

POA - Buenos Aires

Porto Alegre (POA) - Buenos Aires (AEP)

Aerolíneas Argentinas

$238

$276

One-way

Wed, Sep 23

⌛ Last-Minute

POA - Buenos Aires

Porto Alegre (POA) - Buenos Aires (EZE)

LATAM Chile

$391

$362

One-way

Thu, Oct 1

⌛ Last-Minute

POA - Buenos Aires

Porto Alegre (POA) - Buenos Aires (EZE)

Azul Linhas Aéreas Brasileiras

$435

$321

One-way

Biggest price drops on these dates for flights from Porto Alegre to Buenos Aires

7 nights

Jan 2 - Jan 9

$485 → $365

25%

4 nights

Oct 17 - Oct 21

$432 → $314

27%

1 night

Dec 5 - Dec 6

$463 → $346

25%

4 nights

Sep 1 - Sep 5

$536 → $421

21%

Popular Airports to fly from Porto Alegre to Buenos Aires

Porto Alegre - Buenos Aires route insights

💸 Price insights

Recent fares are above the typical level

Recent fares for Porto Alegre to Buenos Aires are above the typical level.

📅 Best time to fly

Fly in October for the best prices

Historically, October, September, and January offer the lowest median prices for this route.

⏱️ Flight duration

Connecting flights average 7h 20m

The median flight duration for this route, including connections, is 7 hours 20 minutes.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights make up 75.6% of recent deals, with a median of 1 stopover.

🏆 Airline highlight

Aerolíneas Argentinas offers direct flights

Aerolíneas Argentinas is a direct airline option for flights from Porto Alegre to Buenos Aires.

🎯 Booking tip

Deals appear frequently

Deals for flights from Porto Alegre to Buenos Aires appear frequently, within a 30-day window.

Porto Alegre main airports to depart from

Salgado Filho International (POA)

Cheapest

Salgado Filho International Airport is a good option for flights from Porto Alegre to Buenos Aires.

📍 ~5 km from Porto Alegre (reachable by car or bus)

💸 Flights from ~$327

Buenos Aires main airports to arrive at

Aeroparque Jorge Newbery (AEP)

Cheapest

Aeroparque Jorge Newbery is a convenient arrival airport for flights to Buenos Aires.

📍 ~5 km from city center (reachable by car)

💸 Flights from ~$327

Airports nearby Buenos Aires used as alternative

Carrasco International (MVD)

Cheapest

Carrasco International (MVD) is a major international hub, offering high connectivity and ferry access to Buenos Aires.

📍 ~220 km from Buenos Aires (reachable by ferry); requires an international border crossing and customs clearance.

💸 Flights from ~$310

Business & First Class Flight Deals to Buenos Aires

$2,791

Save $1,128

Ethiopian Airlines

Business Class

From POA

Elite

Aug 31

Buenos Aires, Argentina

66% AI deal score

$691

$549

Save $142

LATAM Chile

Business Class

From POA

Elite

Dec 07

Buenos Aires, Argentina

65% AI deal score

$630

$546

Save $84

LATAM Chile

Business Class

From POA

Elite

Dec 07

Buenos Aires, Argentina

65% AI deal score

$640

$546

Save $94

LATAM Chile

Business Class

From POA

Elite

Dec 14

Buenos Aires, Argentina

65% AI deal score

$627

$546

Save $81

LATAM Chile

Business Class

From POA

Elite

Aug 26

Buenos Aires, Argentina

49% AI deal score

$3,363

$3,186

Save $177

Ethiopian Airlines

Business Class

From POA

Elite

Aug 24

Buenos Aires, Argentina

49% AI deal score

$3,461

$3,288

Save $173

Ethiopian Airlines

Business Class

Frequently Asked Questions About Flights to Buenos Aires

Historically, booking flights from Porto Alegre to Buenos Aires 60+ days in advance typically yields the lowest prices. Across the trailing quarter, prices for flights booked within this window averaged around $176. In contrast, booking within 0-6 days of departure saw average prices rise to approximately $225. For the best value, travelers should aim to secure their tickets well in advance of their planned travel date.

Based on historical data from the trailing 90 days, a good price for a flight from Porto Alegre to Buenos Aires is considered to be $163 or less. The median price for this route was $202 during the same period. Fares exceeding $323 are typically considered to be on the higher end for this route. Travelers should aim for prices at or below the $163 threshold for a more economical journey.

Historically, the cheapest months to fly from Porto Alegre to Buenos Aires are October, September, and January. In October, the median price was $142, while September saw a median of $150. January also offered competitive pricing with a median of $152. These months typically offer better value compared to the annual median price of $202 for this route.

Related routes

More routes from Porto Alegre

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Flights to Buenos Aires from other cities

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Porto Alegre to Buenos Aires: Overview

Insights for flights from Porto Alegre to Buenos Aires

The route from Porto Alegre to Buenos Aires covers a distance of 875 km. This classifies it as a short-haul flight, making it a relatively quick trip between the two cities.

How much is a round trip from Porto Alegre to Buenos Aires

Regular price: $166 - $644

Prices for flights from Porto Alegre to Buenos Aires are currently within the regular range.

The regular price range for flights from Porto Alegre to Buenos Aires is between $166 and $644. The current lowest deal is $289 with Aerolíneas Argentinas for travel from Sep 17-Sep 26.

now $289

Low $166

High $644

The cheapest time to fly from Porto Alegre to Buenos Aires

October

Cheapest

Flights from $142

August

Most Expensive

Flights from $329

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Porto Alegre to Buenos Aires

Aerolíneas Argentinas

Last-minute flights going from Porto Alegre to Buenos Aires

Tue, Sep 1

⌛ Last-Minute

POA - Buenos Aires

Porto Alegre (POA) - Buenos Aires (AEP)

Aerolíneas Argentinas

$536

$421

One-way

Thu, Sep 10

⌛ Last-Minute

POA - Buenos Aires

Porto Alegre (POA) - Buenos Aires (AEP)

Aerolíneas Argentinas

$212

$297

One-way

Thu, Sep 10

⌛ Last-Minute

POA - Buenos Aires

Porto Alegre (POA) - Buenos Aires (AEP)

Aerolíneas Argentinas

$246

$302

One-way

Tue, Sep 22

⌛ Last-Minute

POA - Buenos Aires

Porto Alegre (POA) - Buenos Aires (AEP)

Aerolíneas Argentinas

$238

$276

One-way

Wed, Sep 23

⌛ Last-Minute

POA - Buenos Aires

Porto Alegre (POA) - Buenos Aires (EZE)

LATAM Chile

$391

$362

One-way

Thu, Oct 1

⌛ Last-Minute

POA - Buenos Aires

Porto Alegre (POA) - Buenos Aires (EZE)

Azul Linhas Aéreas Brasileiras

$435

$321

One-way

Biggest price drops on these dates for flights from Porto Alegre to Buenos Aires

7 nights

Jan 2 - Jan 9

$485 → $365

25%

4 nights

Oct 17 - Oct 21

$432 → $314

27%

1 night

Dec 5 - Dec 6

$463 → $346

25%

4 nights

Sep 1 - Sep 5

$536 → $421

21%

Popular Airports to fly from Porto Alegre to Buenos Aires

Porto Alegre - Buenos Aires route insights

💸 Price insights

Recent fares are above the typical level

Recent fares for Porto Alegre to Buenos Aires are above the typical level.

📅 Best time to fly

Fly in October for the best prices

Historically, October, September, and January offer the lowest median prices for this route.

⏱️ Flight duration

Connecting flights average 7h 20m

The median flight duration for this route, including connections, is 7 hours 20 minutes.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights make up 75.6% of recent deals, with a median of 1 stopover.

🏆 Airline highlight

Aerolíneas Argentinas offers direct flights

Aerolíneas Argentinas is a direct airline option for flights from Porto Alegre to Buenos Aires.

🎯 Booking tip

Deals appear frequently

Deals for flights from Porto Alegre to Buenos Aires appear frequently, within a 30-day window.

Porto Alegre main airports to depart from

Salgado Filho International (POA)

Cheapest

Salgado Filho International Airport is a good option for flights from Porto Alegre to Buenos Aires.

📍 ~5 km from Porto Alegre (reachable by car or bus)

💸 Flights from ~$327

Buenos Aires main airports to arrive at

Aeroparque Jorge Newbery (AEP)

Cheapest

Aeroparque Jorge Newbery is a convenient arrival airport for flights to Buenos Aires.

📍 ~5 km from city center (reachable by car)

💸 Flights from ~$327

Airports nearby Buenos Aires used as alternative

Carrasco International (MVD)

Cheapest

Carrasco International (MVD) is a major international hub, offering high connectivity and ferry access to Buenos Aires.

Buenos Aires, Argentina

49% AI deal score

$3,461

$3,288

Save $173

Ethiopian Airlines

Business Class

Frequently Asked Questions About Flights to Buenos Aires

Cheap Flights from Porto Alegre to Buenos Aires

Today’s best flight deals from Porto Alegre to Buenos Aires

Porto Alegre to Buenos Aires: Overview

Insights for flights from Porto Alegre to Buenos Aires

How much is a round trip from Porto Alegre to Buenos Aires

The cheapest time to fly from Porto Alegre to Buenos Aires

Direct flights from Porto Alegre to Buenos Aires

Last-minute flights going from Porto Alegre to Buenos Aires

Biggest price drops on these dates for flights from Porto Alegre to Buenos Aires

Popular Airports to fly from Porto Alegre to Buenos Aires

Porto Alegre - Buenos Aires route insights

Recent fares are above the typical level

Fly in October for the best prices

Connecting flights average 7h 20m

Connecting flights are dominant

Aerolíneas Argentinas offers direct flights

Deals appear frequently

Porto Alegre main airports to depart from

Buenos Aires main airports to arrive at

Airports nearby Buenos Aires used as alternative

Business & First Class Flight Deals to Buenos Aires

Best Elite deals to Buenos Aires

Sep 01

Aug 30

Sep 12

Sep 12

Sep 01

Aug 29

Aug 31

Dec 07

Dec 07

Dec 14

Aug 26

Aug 24

Frequently Asked Questions About Flights to Buenos Aires

How early should I book Porto Alegre to Buenos Aires flights to get the cheapest price?

What's a cheap fare from Porto Alegre to Buenos Aires?

When is the cheapest time of year to fly from Porto Alegre to Buenos Aires?

Are there direct flights from Porto Alegre to Buenos Aires?

What's the flight time from Porto Alegre to Buenos Aires?

Are there frequently good prices on flights from Porto Alegre to Buenos Aires?

Related routes

More routes from Porto Alegre

Flights to Buenos Aires from other cities

Porto Alegre to Buenos Aires: Overview

Insights for flights from Porto Alegre to Buenos Aires

How much is a round trip from Porto Alegre to Buenos Aires

The cheapest time to fly from Porto Alegre to Buenos Aires

Direct flights from Porto Alegre to Buenos Aires

Last-minute flights going from Porto Alegre to Buenos Aires

Biggest price drops on these dates for flights from Porto Alegre to Buenos Aires

Popular Airports to fly from Porto Alegre to Buenos Aires

Porto Alegre - Buenos Aires route insights

Recent fares are above the typical level

Fly in October for the best prices

Connecting flights average 7h 20m

Connecting flights are dominant

Aerolíneas Argentinas offers direct flights

Deals appear frequently

Porto Alegre main airports to depart from

Buenos Aires main airports to arrive at

Airports nearby Buenos Aires used as alternative

Business & First Class Flight Deals to Buenos Aires

Best Elite deals to Buenos Aires

Sep 01

Aug 30

Sep 12

Sep 12

Sep 01

Aug 29

Aug 31

Dec 07

Dec 07

Dec 14

Aug 26

Aug 24

Frequently Asked Questions About Flights to Buenos Aires

How early should I book Porto Alegre to Buenos Aires flights to get the cheapest price?

What's a cheap fare from Porto Alegre to Buenos Aires?

When is the cheapest time of year to fly from Porto Alegre to Buenos Aires?