HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$255+ Cheap flights from Atlanta (ATL) to Portugal

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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — LIS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Atlanta to Portugal 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 Portugal

Keep the following information in mind while searching for Atlanta to Portugal flight deals. Data was last updated June 12, 2025.

Round-trip from

$603
(Mytrip)

One-way from

$255
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,204
From Atlanta Hartsfield-Jackson to Portugal
Search Deals
One-way flight from Atlanta Hartsfield-Jackson to Portugal
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($216 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Atlanta to Portugal

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

This Scandinavian 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/98:00 pmATL - OPO
1 stop15h 45mScandinavian Airlines
Fri 11/215:45 pmOPO - ATL
1 stop28h 40mScandinavian Airlines
Deal found 6/10$488
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.
Sun 11/99:35 amATL - OPO
2 stops18h 55mUnited Airlines
Thu 11/2012:35 pmOPO - ATL
1 stop12h 33mUnited Airlines
Deal found 6/10$584
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.
Wed 11/1212:55 pmATL - OPO
2 stops17h 20mAir Canada
Thu 11/206:00 amOPO - ATL
2 stops19h 46mAir Canada
Deal found 6/10$601
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/102:52 pmATL - OPO
1 stop14h 53mMultiple Airlines
Wed 9/176:10 pmOPO - ATL
1 stop32h 18mMultiple Airlines
Deal found 6/11$603
This Iberia deal was found by Cheapflights users on 6/11. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1112:48 pmATL - OPO
2 stops13h 52mIberia
Wed 11/198:40 pmOPO - ATL
2 stops30h 01mIberia
Deal found 6/11$607
This Lufthansa 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/114:55 pmATL - OPO
1 stop16h 50mLufthansa
Wed 11/196:00 amOPO - ATL
2 stops18h 42mLufthansa
Deal found 6/10$610
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/25:12 amATL - PDL
2 stops28h 03mMultiple Airlines
Mon 9/810:45 amPDL - ATL
2 stops26h 07mMultiple Airlines
Deal found 6/10$611
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/317:29 pmATL - PDL
1 stop9h 11mUnited Airlines
Fri 9/1211:00 amPDL - ATL
1 stop10h 57mUnited Airlines
Deal found 6/11$620
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.
Wed 11/128:30 pmATL - OPO
1 stop33h 20mDelta
Tue 11/1811:45 amOPO - ATL
2 stops25h 48mDelta
Deal found 6/10$622
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/89:45 pmATL - OPO
1 stop31h 05mTurkish Airlines
Tue 9/1610:50 amOPO - ATL
1 stop38h 00mTurkish Airlines
Deal found 6/12$676
This KAYAK deal was found by Cheapflights users on 6/11. 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.
Mon 11/1010:15 pmATL - FAO
1 stop31h 20mBritish Airways
Thu 11/203:40 pmFAO - ATL
1 stop33h 30mBritish Airways
Deal found 6/11$724
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/176:27 pmATL - OPO
2 stops16h 28mBritish Airways
Wed 10/228:15 amOPO - ATL
2 stops17h 35mBritish Airways
Deal found 6/10$737

Cheapflights Fare Finder

Customize your flight search to find flights from Atlanta to Portugal 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 Portugal that are best for you.

Fly from

Atlanta

Fly to

Portugal

Route

Depart

Return

Price

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Sun 11/9

8:00 pm-4:45 pm

1 stop15h 45m

Porto

Fri 11/21

5:45 pm-5:25 pm

1 stop28h 40m

$488

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Sun 11/9

9:35 am-9:30 am

2 stops18h 55m

Porto

Thu 11/20

12:35 pm-8:08 pm

1 stop12h 33m

$584

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Wed 11/12

12:55 pm-11:15 am

2 stops17h 20m

Porto

Thu 11/20

6:00 am-8:46 pm

2 stops19h 46m

$601

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Wed 9/10

2:52 pm-10:45 am

1 stop14h 53m

Porto

Wed 9/17

6:10 pm-9:28 pm

1 stop32h 18m

$603

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Tue 11/11

12:48 pm-7:40 am

2 stops13h 52m

Porto

Wed 11/19

8:40 pm-9:41 pm

2 stops30h 01m

$607

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Tue 11/11

4:55 pm-2:45 pm

1 stop16h 50m

Porto

Wed 11/19

6:00 am-7:42 pm

2 stops18h 42m

$610

AtlantaPonta Delgada

ATL - PDL

ATLPDL

Atlanta Hartsfield-Jackson

Tue 9/2

5:12 am-1:15 pm

2 stops28h 03m

Ponta Delgada Nordela

Mon 9/8

10:45 am-8:52 am

2 stops26h 07m

$611

AtlantaPonta Delgada

ATL - PDL

ATLPDL

Atlanta Hartsfield-Jackson

Sun 8/31

7:29 pm-8:40 am

1 stop9h 11m

Ponta Delgada Nordela

Fri 9/12

11:00 am-5:57 pm

1 stop10h 57m

$620

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Wed 11/12

8:30 pm-10:50 am

1 stop33h 20m

Porto

Tue 11/18

11:45 am-8:33 am

2 stops25h 48m

$622

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Mon 9/8

9:45 pm-9:50 am

1 stop31h 05m

Porto

Tue 9/16

10:50 am-7:50 pm

1 stop38h 00m

$676

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 56 results
1
2
3
...
6

Best time to book a flight from Atlanta to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal 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 Portugal

What is the cheapest month to book a flight from Atlanta to Portugal?

Currently, January is the cheapest month in which you can book a flight from Atlanta to Portugal (average of $612). Flying from Atlanta to Portugal in June is currently the most expensive (average of $1,136). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Atlanta to Portugal. 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.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Atlanta to Portugal as you normally would.

Rainfall in Portugal by month

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

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

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

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated June 12, 2025.
See what other customers who have flown with Delta, KLM and Cathay Pacific from Atlanta to Portugal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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.
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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.
Cathay Pacific
7.6
Good
892 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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.
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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.
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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 Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Atlanta to Portugal?

    Atlanta Hartsfield-Jackson (ATL) is the airport you will fly out of if you book a flight from Atlanta to Portugal. It is only a 8.2 mi journey to Hartsfield-Jackson (ATL) from Atlanta’s city center.

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

    $517 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Iberia and Air France, with prices starting from $591 and $597, respectively.

  • What are the most popular routes from Atlanta to Portugal?

    The most popular flight routes from Atlanta to Portugal are Atlanta Hartsfield-Jackson - Lisbon Humberto Delgado, Atlanta Hartsfield-Jackson - Porto and Atlanta Hartsfield-Jackson - Ponta Delgada Nordela.

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

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

  • How can I find direct flights from Atlanta to Portugal?

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

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

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

  • What is the cheapest month to book a flight from Atlanta to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Atlanta to Portugal (average of $612). Flying from Atlanta to Portugal in June is currently the most expensive (average of $1,136). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 Portugal

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to Heathrow flights
Atlanta to Leonardo da Vinci/Fiumicino flights
Atlanta to Charles de Gaulle flights
Atlanta to Athens flights
Atlanta to Frankfurt flights
Atlanta to Amsterdam flights
Atlanta to Istanbul flights
Atlanta to Gatwick flights
Atlanta to Madrid flights
Atlanta to Barcelona-El Prat flights
Atlanta to Dublin flights
Atlanta to London City flights
Atlanta to Vicenza flights
Atlanta to Malpensa flights
Atlanta to Orly flights
Atlanta to Munich flights
Atlanta to Edinburgh flights
Atlanta to Sabiha Gokcen flights
Atlanta to Lisbon flights
Atlanta to Keflavik Intl flights
Atlanta to Zurich flights
Atlanta to Bruxelles-National flights
Atlanta to Linate flights
Jacksonville to Heathrow flights
Atlanta to Copenhagen flights
Jacksonville to Leonardo da Vinci/Fiumicino flights
Atlanta to Nice flights
Atlanta to Naples flights
Atlanta to Berlin flights
Atlanta to Vienna flights
Atlanta to Oslo Gardermoen flights
Atlanta to Manchester flights
Atlanta to Stansted flights
Jacksonville to Gatwick flights
Jacksonville to Dublin flights
Atlanta to Florence flights
Atlanta to Frederic Chopin flights
Savannah to Heathrow flights
Atlanta to Porto flights
Jacksonville to Barcelona-El Prat flights
Atlanta to Geneva flights
Jacksonville to Charles de Gaulle flights
Jacksonville to Istanbul flights
Atlanta to Budapest flights
Atlanta to Prague flights
Atlanta to Arlanda flights
Jacksonville to Athens flights
Jacksonville to Lisbon flights
Jacksonville to Edinburgh flights
Jacksonville to Frankfurt flights

Top 10 airlines flying from Atlanta to Portugal

Discover the top 10 airlines that operate flights from Atlanta to Portugal. 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
KLMCheapest$546Average$867FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$569Average$1,125FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$571Average$1,057FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$579Average$1,180FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$580Average$925FlexibilityNo cancel feeOn-time70%
DeltaCheapest$595Average$1,022FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$600Average$966FlexibilityNo cancel feeOn-time72%
Scandinavian AirlinesCheapest$604Average$853FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$626Average$709FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$664Average$1,138FlexibilityNo cancel feeOn-time77%

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.