HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto Alegre

$287+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — POA
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Atlanta to Porto Alegre with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$830
(Gurufare)

One-way from

$287
(Kiwi.com)

Popular in

November

Cheapest in

August

Average price

$644
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Porto Alegre Salgado Filho flight deals.
Search Deals
Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Porto Alegre Salgado Filho flights.
Search Deals
From Atlanta Hartsfield-Jackson to Porto Alegre Salgado Filho
Search Deals
One-way flight from Atlanta Hartsfield-Jackson to Porto Alegre Salgado Filho
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($317 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 April 17, 2025.

This Mytrip deal was found by Cheapflights users on 4/16. 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.
Mon 6/29:16 amATL - POA
3 stops24h 09mMultiple Airlines
Tue 6/175:30 amPOA - ATL
3 stops43h 56mMultiple Airlines
Deal found 4/16$751
This Copa Airlines deal was found by Cheapflights users on 4/16. 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.
Sun 5/254:20 pmATL - POA
2 stops20h 00mCopa Airlines
Fri 5/301:35 pmPOA - ATL
2 stops26h 11mCopa Airlines
Deal found 4/16$1,121
This Ovago deal was found by Cheapflights users on 4/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/183:19 pmATL - POA
2 stops18h 21mLATAM Airlines
Sat 1/178:00 pmPOA - ATL
2 stops15h 05mLATAM Airlines
Deal found 4/16$1,257
This Air Canada deal was found by Cheapflights users on 4/16. 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 5/92:05 pmATL - POA
2 stops22h 15mAir Canada
Wed 5/142:05 pmPOA - ATL
2 stops26h 16mAir Canada
Deal found 4/16$1,284
This United Airlines deal was found by Cheapflights users on 4/15. 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.
Sun 5/252:38 pmATL - POA
2 stops26h 27mUnited Airlines
Fri 5/305:35 pmPOA - ATL
2 stops18h 13mUnited Airlines
Deal found 4/15$1,557
This Delta deal was found by Cheapflights users on 4/16. 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.
Thu 5/87:10 pmATL - POA
1 stop17h 40mDelta
Tue 5/136:40 amPOA - ATL
1 stop13h 25mDelta
Deal found 4/16$1,724
This American Airlines deal was found by Cheapflights users on 4/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:10 pmATL - POA
3 stops18h 15mAmerican Airlines
Tue 5/136:35 pmPOA - ATL
2 stops24h 57mAmerican Airlines
Deal found 4/15$2,402

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 April 17, 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

Mon 6/2

9:16 am-10:25 am

3 stops24h 09m

Porto Alegre Salgado Filho

Tue 6/17

5:30 am-12:26 am

3 stops43h 56m

$751

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Sun 5/25

4:20 pm-1:20 pm

2 stops20h 00m

Porto Alegre Salgado Filho

Fri 5/30

1:35 pm-2:46 pm

2 stops26h 11m

$1,121

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Fri 5/9

2:05 pm-1:20 pm

2 stops22h 15m

Porto Alegre Salgado Filho

Wed 5/14

2:05 pm-3:21 pm

2 stops26h 16m

$1,284

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Mon 6/2

7:00 pm-9:20 am

1 stop13h 20m

Porto Alegre Salgado Filho

Tue 6/17

4:40 am-6:55 pm

1 stop15h 15m

$1,546

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Sun 5/25

2:38 pm-6:05 pm

2 stops26h 27m

Porto Alegre Salgado Filho

Fri 5/30

5:35 pm-10:48 am

2 stops18h 13m

$1,557

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Thu 5/8

7:10 pm-1:50 pm

1 stop17h 40m

Porto Alegre Salgado Filho

Tue 5/13

6:40 am-7:05 pm

1 stop13h 25m

$1,724

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Thu 5/8

6:10 pm-1:25 pm

3 stops18h 15m

Porto Alegre Salgado Filho

Tue 5/13

6:35 pm-6:32 pm

2 stops24h 57m

$2,402

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Wed 5/14

1:54 pm-9:35 pm

3 stops54h 41m

$287

AtlantaPorto Alegre

ATL - POA

ATLPOA

Atlanta Hartsfield-Jackson

Wed 5/14

3:45 pm-6:25 am

1 stop13h 40m

$888

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Compare providers for flights from Atlanta to Porto Alegre

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to Porto Alegre in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Atlanta-Porto Alegre flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Atlanta-Porto Alegre flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Atlanta-Porto Alegre flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Atlanta-Porto Alegre flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlanta-Porto Alegre flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 April 17, 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 April 17, 2025.
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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
1,409 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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
1,761 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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.
GOL
7.3
Good
1,059 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

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 GOL. Our recent data shows that you can find tickets from as low as $830 on this airline. Additional options worth looking into are Copa Airlines and LATAM Airlines, starting at $956 and $1,184 round-trip. GOL is priced at 5% 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 2 airlines flying from Atlanta to Porto Alegre

Discover the top 2 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$624Average$845FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$701Average$950FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.