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$283+ 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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — LIS
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$555
(KLM)

One-way from

$283
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$687
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Lisbon Humberto Delgado flight deals.
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Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Lisbon Humberto Delgado flights.
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From Atlanta Hartsfield-Jackson to Portugal
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One-way flight from Atlanta Hartsfield-Jackson to Portugal
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Highest demand for flights based on searches. 21% potential increase in price ($256 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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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 February 20, 2025.

This KLM deal was found by Cheapflights users on 2/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/116:00 pmATL - OPO
1 stop12h 45mKLM
Tue 3/186:00 amOPO - ATL
1 stop19h 30mKLM
Deal found 2/20$555
This Delta deal was found by Cheapflights users on 2/20. 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 3/116:10 pmATL - OPO
2 stops17h 15mDelta
Tue 3/186:00 amOPO - ATL
1 stop13h 40mDelta
Deal found 2/20$560
This Expedia deal was found by Cheapflights users on 2/20. 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.
Tue 3/1111:15 pmATL - OPO
2 stops16h 45mMultiple Airlines
Tue 3/188:40 pmOPO - ATL
2 stops27h 46mMultiple Airlines
Deal found 2/20$566
This oojo deal was found by Cheapflights users on 2/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/19:45 pmATL - OPO
1 stop31h 05mTurkish Airlines
Tue 9/910:50 amOPO - ATL
1 stop38h 00mTurkish Airlines
Deal found 2/19$629
This United Airlines deal was found by Cheapflights users on 2/19. 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 11/264:50 pmATL - OPO
1 stop17h 25mUnited Airlines
Wed 12/36:00 amOPO - ATL
2 stops39h 43mUnited Airlines
Deal found 2/19$638
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/108:36 pmATL - LIS
1 stop11h 04mMultiple Airlines
Tue 3/186:40 amLIS - ATL
2 stops32h 27mMultiple Airlines
Deal found 2/20$643
This Mytrip deal was found by Cheapflights users on 2/18. 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 3/1912:28 pmATL - PDL
2 stops17h 22mMultiple Airlines
Wed 3/269:30 amPDL - ATL
2 stops25h 29mMultiple Airlines
Deal found 2/18$646
This FlightHub deal was found by Cheapflights users on 2/20. 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 3/319:45 pmATL - LIS
1 stop31h 10mTurkish Airlines
Tue 4/2210:55 amLIS - ATL
1 stop37h 55mTurkish Airlines
Deal found 2/20$650
This United deal was found by Cheapflights users on 2/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/29:25 amATL - LIS
2 stops18h 55mUnited Airlines
Wed 4/911:25 amLIS - ATL
2 stops41h 34mUnited Airlines
Deal found 2/20$667
This Expedia deal was found by Cheapflights users on 2/20. 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.
Mon 3/1011:15 pmATL - LIS
2 stops20h 10mIberia
Mon 3/178:45 pmLIS - ATL
2 stops27h 41mIberia
Deal found 2/20$706
This Lufthansa deal was found by Cheapflights users on 2/20. 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.
Wed 3/125:50 pmATL - LIS
1 stop13h 35mLufthansa
Mon 3/175:00 amLIS - ATL
1 stop15h 05mLufthansa
Deal found 2/20$722
This Ovago deal was found by Cheapflights users on 2/20. 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.
Tue 10/77:55 pmATL - LIS
2 stops45h 15mScandinavian Airlines
Tue 10/1412:10 pmLIS - ATL
1 stop34h 10mScandinavian Airlines
Deal found 2/20$729

Find flights from Atlanta to Portugal within your budget

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 February 20, 2025.

Fly from

Atlanta

Fly to

Portugal

Route

Depart

Return

Price

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Tue 3/11

6:00 pm-10:45 am

1 stop12h 45m

Porto

Tue 3/18

6:00 am-9:30 pm

1 stop19h 30m

$555

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Tue 3/11

6:10 pm-3:25 pm

2 stops17h 15m

Porto

Tue 3/18

6:00 am-3:40 pm

1 stop13h 40m

$560

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Tue 3/11

11:15 pm-8:00 pm

2 stops16h 45m

Porto

Tue 3/18

8:40 pm-8:26 pm

2 stops27h 46m

$566

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Tue 4/22

9:45 pm-3:50 pm

1 stop37h 05m

Porto

Wed 5/7

10:50 am-7:50 pm

1 stop38h 00m

$629

AtlantaLisbon

ATL - LIS

ATLLIS

Atlanta Hartsfield-Jackson

Mon 3/10

8:36 pm-11:40 am

1 stop11h 04m

Lisbon Humberto Delgado

Tue 3/18

6:40 am-11:07 am

2 stops32h 27m

$643

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Sat 3/15

3:35 pm-11:35 am

2 stops40h 00m

Porto

Sat 3/22

12:30 pm-4:41 pm

2 stops56h 11m

$646

AtlantaPonta Delgada

ATL - PDL

ATLPDL

Atlanta Hartsfield-Jackson

Wed 3/19

12:28 pm-8:50 am

2 stops17h 22m

Ponta Delgada Nordela

Wed 3/26

9:30 am-7:59 am

2 stops25h 29m

$646

AtlantaLisbon

ATL - LIS

ATLLIS

Atlanta Hartsfield-Jackson

Mon 3/31

9:45 pm-9:55 am

1 stop31h 10m

Lisbon Humberto Delgado

Tue 4/22

10:55 am-7:50 pm

1 stop37h 55m

$650

AtlantaLisbon

ATL - LIS

ATLLIS

Atlanta Hartsfield-Jackson

Wed 4/2

9:25 am-9:20 am

2 stops18h 55m

Lisbon Humberto Delgado

Wed 4/9

11:25 am-11:59 pm

2 stops41h 34m

$667

AtlantaLisbon

ATL - LIS

ATLLIS

Atlanta Hartsfield-Jackson

Mon 3/10

11:15 pm-11:25 pm

2 stops20h 10m

Lisbon Humberto Delgado

Mon 3/17

8:45 pm-8:26 pm

2 stops27h 41m

$706

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 42 results
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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.

Travel insights for flights from Atlanta to Portugal

Get recent, data-driven insights about flights from Atlanta to Portugal including ideal travel times, pricing trends, and more.

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 $1,234). 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 February 20, 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 February 20, 2025.
See what other customers who have flown with Delta, KLM and Austrian Airlines 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
8,220 reviews

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

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
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

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.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

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.

Austrian Airlines
7.6
Good
773 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

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.

SWISS
7.5
Good
1,568 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

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.

Air France
7.4
Good
1,449 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Boarding

8.2

Comfort

8.0

Food

7.3

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 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?

    $450 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from $456 and $461, 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 $1,234). 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.

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Alternative routes for Atlanta to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$532Average$789FlexibilityNo cancel feeOn-time77%
KLMCheapest$546Average$902FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$568Average$1,140FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$569Average$907FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$569Average$1,079FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$573Average$1,004FlexibilityNo cancel feeOn-time67%
Virgin AtlanticCheapest$600Average$884FlexibilityNo cancel feeOn-time72%
DeltaCheapest$604Average$1,072FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$609Average$814FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$615Average$1,230FlexibilityNo cancel feeOn-time69%
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