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Porto Alegre

$346+ 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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — POA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 September 11, 2025.

Round-trip from

$849
(GOL)

One-way from

$346
(Kiwi.com)

Popular in

February

Cheapest in

May

Average price

$909
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. 0% potential increase in price ($6 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 11, 2025.

This Copa Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 9/205:30 amATL - POA
2 stops17h 50mCopa Airlines
Thu 10/21:25 amPOA - ATL
2 stops33h 44mCopa Airlines
Deal found 9/9$1,102
This GOL deal was found by Cheapflights users on 9/9. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/206:40 pmATL - POA
2 stops15h 50mGOL
Fri 10/35:20 amPOA - ATL
2 stops17h 48mGOL
Deal found 9/9$1,129
This Mytrip deal was found by Cheapflights users on 9/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:00 amATL - POA
2 stops34h 50mMultiple Airlines
Sat 12/273:45 pmPOA - ATL
3 stops31h 30mMultiple Airlines
Deal found 9/9$1,200
This KAYAK deal was found by Cheapflights users on 9/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:35 pmATL - POA
1 stop20h 25mLATAM Airlines
Sun 12/286:00 pmPOA - ATL
2 stops27h 35mLATAM Airlines
Deal found 9/11$1,224
This KAYAK deal was found by Cheapflights users on 9/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/111:12 pmATL - POA
2 stops20h 18mGOL
Sun 12/285:20 pmPOA - ATL
2 stops17h 20mGOL
Deal found 9/10$1,238
This LATAM Airlines deal was found by Cheapflights users on 9/11. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/222:55 pmATL - POA
2 stops21h 10mLATAM Airlines
Thu 1/227:45 amPOA - ATL
1 stop13h 50mLATAM Airlines
Deal found 9/11$1,278

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 September 11, 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

Thu 1/22

7:34 pm-12:30 am

2 stops26h 56m

Porto Alegre Salgado Filho

Sat 1/24

1:45 am-2:46 pm

1 stop15h 01m

$931

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Wed 2/11

8:05 pm-11:45 pm

2 stops25h 40m

Porto Alegre Salgado Filho

Wed 2/18

5:10 am-7:32 pm

2 stops16h 22m

$965

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Mon 3/2

2:30 pm-2:35 pm

3 stops22h 05m

Porto Alegre Salgado Filho

Fri 3/13

5:10 pm-10:39 am

2 stops18h 29m

$1,136

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Thu 1/22

12:55 pm-6:20 pm

2 stops27h 25m

Porto Alegre Salgado Filho

Sun 1/25

3:10 pm-9:53 pm

2 stops32h 43m

$1,138

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Thu 12/11

6:35 pm-5:00 pm

1 stop20h 25m

Porto Alegre Salgado Filho

Sun 12/28

6:00 pm-7:35 pm

2 stops27h 35m

$1,224

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Wed 2/11

2:30 pm-6:30 am

1 stop14h 00m

Porto Alegre Salgado Filho

Wed 2/18

6:00 pm-2:12 pm

2 stops22h 12m

$1,224

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Thu 12/11

1:12 pm-11:30 am

2 stops20h 18m

Porto Alegre Salgado Filho

Sun 12/28

5:20 pm-8:40 am

2 stops17h 20m

$1,238

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Sun 2/15

2:30 pm-6:30 am

1 stop14h 00m

Porto Alegre Salgado Filho

Tue 2/24

4:45 am-8:48 pm

2 stops18h 03m

$1,266

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Sat 11/8

10:43 pm-7:50 am

2 stops55h 07m

$346

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Sat 11/8

3:32 pm-12:30 am

1 stop30h 58m

$367

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 13 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 September 11, 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.

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 September 11, 2025.
Read reviews from past customers who have flown Delta, Copa Airlines, and LATAM Airlines from Atlanta to Porto Alegre. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

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
7.6
Good
1,531 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

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
1,847 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

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.

  • How long is the flight from Atlanta to Porto Alegre?

    Copa Airlines, GOL, and United Airlines can get you from Atlanta to Porto Alegre in just under 22h 05m. Your travel time can differ by up to 4h 51m. The distance from Atlanta to Porto Alegre is about 4900 mi. This flight may include one or multiple stops.

  • 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 $495 on this airline. Additional options worth looking into are LATAM Airlines and Delta, starting at $701 and $774 round-trip. Copa Airlines is priced at 49% lower than the current average price of a flight leaving 3 months from now.

  • 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$495Average$929FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$701Average$1,190FlexibilityNo cancel feeOn-time81%
DeltaCheapest$774Average$930FlexibilityNo cancel feeOn-timeN/A

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