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Porto Alegre

$228+ Cheap flights from Atlanta (ATL) to Porto Alegre (POA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — POA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Atlanta to Porto Alegre

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Porto Alegre (POA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$811
(lastminute.com)

One-way from

$228
(Kiwi.com)

Popular in

November

Cheapest in

August

Average price

$1,133
From Atlanta Hartsfield-Jackson to Porto Alegre Salgado Filho
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One-way flight from Atlanta Hartsfield-Jackson to Porto Alegre Salgado Filho
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Highest demand for flights based on searches. 19% potential increase in price ($228 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($60 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Atlanta to Porto Alegre

Cheapest flights from Atlanta to Porto Alegre
Explore the most affordable flight options available from Atlanta to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Gurufare deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/142:55 pmATL - POA
2 stops19h 40mGOL
Wed 10/295:10 amPOA - ATL
2 stops17h 23mGOL
Deal found 6/10$716
This Copa Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/227:35 pmATL - POA
2 stops27h 45mCopa Airlines
Mon 10/61:27 amPOA - ATL
1 stop14h 22mCopa Airlines
Deal found 6/10$743
This Expedia deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/265:30 amATL - POA
2 stops17h 45mMultiple Airlines
Mon 6/305:05 pmPOA - ATL
2 stops32h 38mMultiple Airlines
Deal found 6/10$964
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:35 pmATL - POA
2 stops20h 15mUnited Airlines
Tue 10/72:45 pmPOA - ATL
2 stops20h 24mUnited Airlines
Deal found 6/10$1,105
This Justfly.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:25 amATL - POA
2 stops16h 00mLATAM Airlines
Wed 10/295:55 pmPOA - ATL
1 stop14h 45mLATAM Airlines
Deal found 6/10$1,191
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1610:20 pmATL - POA
2 stops23h 10mDelta
Thu 1/156:45 amPOA - ATL
2 stops25h 55mDelta
Deal found 6/10$1,220
This Air Canada deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/196:25 amATL - POA
2 stops30h 15mAir Canada
Sun 10/51:35 pmPOA - ATL
2 stops33h 06mAir Canada
Deal found 6/10$1,293

Cheapflights Fare Finder

Customize your flight search to find flights from Atlanta to Porto Alegre that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Atlanta to Porto Alegre that are best for you.

Fly from

Atlanta

Fly to

Porto Alegre

Route

Depart

Return

Price

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Tue 10/14

2:55 pm-11:35 am

2 stops19h 40m

Porto Alegre Salgado Filho

Wed 10/29

5:10 am-9:33 pm

2 stops17h 23m

$716

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Mon 9/22

7:35 pm-12:20 am

2 stops27h 45m

Porto Alegre Salgado Filho

Mon 10/6

1:27 am-2:49 pm

1 stop14h 22m

$743

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Thu 6/26

5:30 am-12:15 am

2 stops17h 45m

Porto Alegre Salgado Filho

Mon 6/30

5:05 pm-12:43 am

2 stops32h 38m

$964

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Wed 9/24

7:35 pm-4:50 pm

2 stops20h 15m

Porto Alegre Salgado Filho

Tue 10/7

2:45 pm-10:09 am

2 stops20h 24m

$1,105

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Tue 10/14

7:25 am-12:25 am

2 stops16h 00m

Porto Alegre Salgado Filho

Wed 10/29

5:55 pm-7:40 am

1 stop14h 45m

$1,191

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Mon 10/13

7:00 pm-1:50 pm

1 stop17h 50m

Porto Alegre Salgado Filho

Tue 10/28

8:00 pm-8:45 am

1 stop13h 45m

$1,220

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Fri 9/19

6:25 am-1:40 pm

2 stops30h 15m

Porto Alegre Salgado Filho

Sun 10/5

1:35 pm-9:41 pm

2 stops33h 06m

$1,293

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Mon 7/7

5:20 am-12:15 am

2 stops41h 55m

$228

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Tue 8/5

4:10 pm-12:15 am

1 stop31h 05m

$294

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Mon 8/4

6:50 pm-1:40 pm

2 stops17h 50m

$723

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 12 results
1
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Best time to book a flight from Atlanta to Porto Alegre

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from Atlanta with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Atlanta to Porto Alegre

What is the cheapest time of day to fly from ATL to POA?

Find hourly flight availability from Atlanta to Porto Alegre. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Atlanta to Porto Alegre at noon. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight in the evening.

Rainfall in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto Alegre ranges from 2.8 - 5.1 inches per month. September is typically the wettest month, when rainfall can reach 5.1 in. November is typically the driest time to visit Porto Alegre when rainfall is around 2.8 in.

Temperature in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto Alegre, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Porto Alegre

Get insights into the airlines that provide service to Porto Alegre. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto Alegre. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
LATAM Airlines
7.5
Good
1,785 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Copa Airlines
7.5
Good
1,451 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Atlanta to Porto Alegre. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Atlanta to Porto Alegre round-trip?

    Our cheapest airline available from Atlanta to Porto Alegre is Copa Airlines. Our recent data shows that you can find tickets from as low as $811 on this airline. An additional option worth looking into is LATAM Airlines, starting at $1,482. Copa Airlines is priced at 16% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Atlanta to Porto Alegre one-way?

    One-way options have recently been found by users for as low as $294 on Copa Airlines. Other airlines that offer cheap prices include United Airlines from $723 and Delta from $783 one-way.

  • Can I find deals for flights from Atlanta to Porto Alegre that include hotel bookings?

    Yes. In addition to deals on Atlanta to Porto Alegre flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Atlanta to Porto Alegre?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to Porto Alegre.

  • Can I find deals for business class flights from Atlanta to Porto Alegre?

    Yes. Cheapflights offers flight deals from Atlanta to Porto Alegre by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Atlanta to Porto Alegre

See prices for flight routes from nearby airports that may be better suited for you.
Chattanooga to Porto Alegre flights

Top 3 airlines flying from Atlanta to Porto Alegre

Discover the top 3 airlines that operate flights from Atlanta to Porto Alegre. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$560Average$1,047FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$701Average$1,105FlexibilityNo cancel feeOn-time81%
DeltaCheapest$774Average$859FlexibilityNo cancel feeOn-timeN/A

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