Cheap Flights from Atlanta Hartsfield-Jackson to Porto Alegre

Compare Atlanta Hartsfield-Jackson to Porto Alegre flight deals

Find the cheapest month or even day of the year to fly to Porto Alegre

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Find the cheapest month to fly from Atlanta Hartsfield-Jackson to Porto Alegre

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Atlanta Hartsfield-Jackson to Porto Alegre flights are currently cheapest in September.

Atlanta Hartsfield-Jackson to Porto Alegre: Alternative routes

Compare routes from Atlanta Hartsfield-Jackson to Porto Alegre below. You may find an airport to fly into that's cheaper, faster, or easier than Porto Alegre.

Atlanta to Porto Alegre: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 972
Cheapest month to flySeptember

Finding cheap flights from Atlanta Hartsfield-Jackson to Porto Alegre: Frequently asked questions

The best price we found for a return flight from Atlanta Hartsfield-Jackson to Porto Alegre is ر.ق.‏ 2,384. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Atlanta Hartsfield-Jackson to Porto Alegre. But we found flights with one or more stops from ر.ق.‏ 2,384.
As of June 2025, there are no flights flying from Atlanta Hartsfield-Jackson to Porto Alegre.
The cheapest month to fly from Atlanta Hartsfield-Jackson to Porto Alegre is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Atlanta Hartsfield-Jackson Airport to Porto Alegre Airport on Monday, 8 September 2025.
No airlines currently offer direct flights between Atlanta Hartsfield-Jackson Airport and Porto Alegre Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Porto Alegre but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Porto Alegre is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Spirit Airlines offers the cheapest flight tickets to Porto Alegre.

Travelling from Hartsfield-Jackson Atlanta International Airport (ATL) to Salgado Filho International Airport (POA): what you need to know

  • Porto Alegre's timezone is UTC-3, which makes Porto Alegre one hour ahead of Atlanta.

  • To ensure you get on your ATL to POA flight, leave plenty of time to check in and find your gate. Arriving two hours before international departures and one hour before domestic flights is the standard rule.

  • Flying during a peak time such as July? School holidays and other popular seasons can lead to longer lines at airport checkpoints. Be extra cautious and arrive up to four hours before international flights and two hours before domestic departures.

  • Choose a stopover if you want to break up your flight. Just deselect 'Direct flights only' to see the options for tickets from Hartsfield-Jackson Atlanta International Airport to Salgado Filho International Airport. Tocumen International Airport is a popular stopover on the ATL to POA route.

How to find the cheapest flights from Hartsfield-Jackson Atlanta International Airport (ATL) to Salgado Filho International Airport (POA)

  • The lowest price we've seen for a one-way Hartsfield-Jackson Atlanta International Airport to Salgado Filho International Airport flight is ر.ق.‏ 972. A return ticket is currently ر.ق.‏ 2,384. Depending on the availability and when you book, these fares could change.

  • Don't leave things to the last moment. You're more likely to get cheap tickets from ATL to POA if you book in advance. Airlines often offer some great early bird rates.

  • Finding cheap flights from Hartsfield-Jackson Atlanta International Airport to Salgado Filho International Airport is more likely if you can be flexible with your dates. Use the 'Whole month' function to see the lowest fares across every month and score a great deal.

  • There's no need to check every day to see if fares have dropped when you create a Price Alert. We'll notify you as soon as there's a change in price on cheap flights from ATL to POA.

  • Tailor your flights with filters. Select your departure and arrival times, airlines and total journey duration. You can also sort results by 'Fastest,' 'Cheapest' or 'Best' flights from Hartsfield-Jackson Atlanta International Airport to Salgado Filho International Airport.

Handy information about Hartsfield-Jackson Atlanta International Airport (ATL)

  • You'll find ATL at 6000 N Terminal Parkway.

  • When it comes to the on-time performance of Hartsfield-Jackson Atlanta International Airport, data shows 76.64% of flights complete their journey on time.

  • To get to Hartsfield-Jackson Atlanta International Airport from central Atlanta, it takes around 15 minutes by car. This depends on traffic, however. It's approximately 18 kilometres from the airport to the city centre.

  • Expect a trip time of about 1 hour 10 minutes when using public transport.

  • Get your trip off to a leisurely start by staying near ATL. Whether you're taking an early flight from Hartsfield-Jackson Atlanta International Airport to Salgado Filho International Airport or just don't like being rushed, these hotels have you covered:

Arriving at Salgado Filho International Airport (POA)

Getting from Salgado Filho International Airport (POA) to central Porto Alegre

  • From Salgado Filho International Airport, Porto Alegre is approximately 11 kilometres away. It takes around 20 minutes to drive to the centre.

  • Getting there on public transport takes around 50 minutes.

When to fly to Salgado Filho International Airport (POA)

  • June is the most popular month for flights from Hartsfield-Jackson Atlanta International Airport to Salgado Filho International Airport. To skip the crowds, go to Porto Alegre in May.

  • Book your flight from Hartsfield-Jackson Atlanta International Airport to Salgado Filho International Airport for January if you'd like to explore Porto Alegre during its warmest month. You can expect temperatures of between 17ºC and 34ºC.

  • Look for cheap tickets from ATL to POA in July if you like cooler conditions. Temperatures are at their lowest around then, ranging between 8ºC and 23ºC on average.

Explore more of Brazil

  • Porto Alegre is always a good idea, but there are so many other corners of Brazil just waiting to be explored. About 483 kilometres north-east of Porto Alegre, a visit to Joinville will keep you on the go. Don't miss top attractions like Rua das Palmeiras, Parque Zoobotanico and Expoville Park.

  • If you're looking to explore another corner of Brazil, consider Florianopolis, roughly 370 kilometres north-east of Porto Alegre. Joaquina beach, Farol da Barra da Lagoa and Hercilio Luz Bridge are among the biggest draws.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.