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Cheap flights from Portugal to Atlanta from $418

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portugal to Atlanta departing on 11/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portugal to Atlanta

Recent round-trip flight deals from Portugal to Atlanta

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:35 pm - 9:27 pmOPO-ATL
32h 52m3 stops
Multiple Airlines Logo
5:45 am - 4:45 pmATL-OPO
30h 00m2 stops
$580Multiple Airlines
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Fri, Nov 21 - Sun, Dec 7
Multiple Airlines Logo
5:35 pm - 9:27 pmOPO-ATL
32h 52m2 stops
Multiple Airlines Logo
5:45 am - 4:45 pmATL-OPO
30h 00m2 stops
$615Multiple Airlines
Find Deal
Fri, Nov 21 - Sun, Dec 7
United Airlines Logo
6:00 am - 11:22 amOPO-ATL
34h 22m3 stops
United Airlines Logo
7:05 am - 9:45 amATL-OPO
21h 40m2 stops
$758United Airlines
Find Deal
Wed, Apr 8 - Fri, Apr 17
United Airlines Logo
6:00 am - 7:07 pmOPO-ATL
18h 07m2 stops
United Airlines Logo
7:05 am - 9:45 amATL-OPO
21h 40m2 stops
$759United Airlines
Find Deal
Wed, Apr 8 - Fri, Apr 17
British Airways Logo
7:40 pm - 8:10 pmFAO-ATL
29h 30m1 stop
British Airways Logo
10:10 pm - 5:45 pmATL-FAO
14h 35m1 stop
$768British Airways
Find Deal
Thu, Nov 13 - Wed, Nov 19
British Airways Logo
7:40 pm - 5:49 pmFAO-ATL
27h 09m2 stops
British Airways Logo
10:10 pm - 5:45 pmATL-FAO
14h 35m1 stop
$791British Airways
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Thu, Nov 13 - Wed, Nov 19
American Airlines Logo
10:40 am - 9:10 pmLIS-ATL
14h 30m1 stop
American Airlines Logo
2:15 pm - 9:05 amATL-LIS
13h 50m2 stops
$833American Airlines
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Thu, Mar 26 - Sun, Mar 29
Delta Logo
6:30 am - 1:35 pmOPO-ATL
36h 05m1 stop
Delta Logo
3:45 pm - 10:30 amATL-OPO
13h 45m1 stop
$840Delta
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Fri, Nov 21 - Sun, Dec 7
American Airlines Logo
10:55 am - 12:16 amLIS-ATL
17h 21m2 stops
American Airlines Logo
6:13 pm - 9:05 amATL-LIS
9h 52m1 stop
$841American Airlines
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Thu, Mar 26 - Sun, Mar 29
Delta Logo
6:30 am - 9:39 pmOPO-ATL
20h 09m2 stops
Delta Logo
8:35 pm - 10:30 amATL-OPO
32h 55m1 stop
$847Delta
Find Deal
Fri, Nov 21 - Sun, Dec 7

Scandinavian Airlines flights from Portugal to Atlanta

Our best Scandinavian Airlines deals on Portugal to Atlanta flight tickets
Scandinavian Airlines
Nov 23
LIS3:55 pmLisbon Humberto Delgado
30h 30m
1 stop
ATL5:25 pmAtlanta Hartsfield-Jackson
Dec 7
ATL8:00 pmAtlanta Hartsfield-Jackson
15h 05m
1 stop
LIS4:05 pmLisbon Humberto Delgado
$621
Find similar
Scandinavian Airlines
Nov 21
OPO5:35 pmPorto
28h 50m
1 stop
ATL5:25 pmAtlanta Hartsfield-Jackson
Dec 7
ATL8:00 pmAtlanta Hartsfield-Jackson
15h 45m
1 stop
OPO4:45 pmPorto
$628
Find similar
Scandinavian Airlines
Dec 14
LIS4:55 pmLisbon Humberto Delgado
33h 45m
1 stop
ATL9:40 pmAtlanta Hartsfield-Jackson
Dec 28
ATL8:00 pmAtlanta Hartsfield-Jackson
15h 05m
1 stop
LIS4:05 pmLisbon Humberto Delgado
$690
Find similar

United Airlines flights from Portugal to Atlanta

Our best United Airlines deals on Portugal to Atlanta flight tickets
United Airlines
Apr 8
OPO6:00 amPorto
34h 22m
3 stops
ATL11:22 amAtlanta Hartsfield-Jackson
Apr 17
ATL7:05 amAtlanta Hartsfield-Jackson
21h 40m
2 stops
OPO9:45 amPorto
$758
Find similar
United Airlines
Apr 8
OPO6:00 amPorto
18h 07m
2 stops
ATL7:07 pmAtlanta Hartsfield-Jackson
Apr 17
ATL7:05 amAtlanta Hartsfield-Jackson
21h 40m
2 stops
OPO9:45 amPorto
$759
Find similar
United Airlines
Dec 14
LIS5:00 amLisbon Humberto Delgado
14h 30m
1 stop
ATL2:30 pmAtlanta Hartsfield-Jackson
Dec 29
ATL4:37 pmAtlanta Hartsfield-Jackson
10h 33m
1 stop
LIS8:10 amLisbon Humberto Delgado
$761
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portugal to Atlanta 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, momondo users made 832,500 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Portugal to Atlanta that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 11/21

5:35 pm-9:27 pm

3 stops32h 52m

Atlanta Hartsfield-Jackson

Sun 12/7

5:45 am-4:45 pm

2 stops30h 00m

$580

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 11/21

5:35 pm-9:27 pm

2 stops32h 52m

Atlanta Hartsfield-Jackson

Sun 12/7

5:45 am-4:45 pm

2 stops30h 00m

$615

PortoAtlanta

OPO - ATL

OPOATL

Porto

Wed 4/8

6:00 am-11:22 am

3 stops34h 22m

Atlanta Hartsfield-Jackson

Fri 4/17

7:05 am-9:45 am

2 stops21h 40m

$758

PortoAtlanta

OPO - ATL

OPOATL

Porto

Wed 4/8

6:00 am-7:07 pm

2 stops18h 07m

Atlanta Hartsfield-Jackson

Fri 4/17

7:05 am-9:45 am

2 stops21h 40m

$759

FaroAtlanta

FAO - ATL

FAOATL

Faro

Thu 11/13

7:40 pm-8:10 pm

1 stop29h 30m

Atlanta Hartsfield-Jackson

Wed 11/19

10:10 pm-5:45 pm

1 stop14h 35m

$768

FaroAtlanta

FAO - ATL

FAOATL

Faro

Thu 11/13

7:40 pm-5:49 pm

2 stops27h 09m

Atlanta Hartsfield-Jackson

Wed 11/19

10:10 pm-5:45 pm

1 stop14h 35m

$791

LisbonAtlanta

LIS - ATL

LISATL

Lisbon Humberto Delgado

Thu 3/26

10:40 am-9:10 pm

1 stop14h 30m

Atlanta Hartsfield-Jackson

Sun 3/29

2:15 pm-9:05 am

2 stops13h 50m

$833

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 11/21

6:30 am-1:35 pm

1 stop36h 05m

Atlanta Hartsfield-Jackson

Sun 12/7

3:45 pm-10:30 am

1 stop13h 45m

$840

LisbonAtlanta

LIS - ATL

LISATL

Lisbon Humberto Delgado

Thu 3/26

10:55 am-12:16 am

2 stops17h 21m

Atlanta Hartsfield-Jackson

Sun 3/29

6:13 pm-9:05 am

1 stop9h 52m

$841

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 11/21

6:30 am-9:39 pm

2 stops20h 09m

Atlanta Hartsfield-Jackson

Sun 12/7

8:35 pm-10:30 am

1 stop32h 55m

$847

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Atlanta from

How to get the cheapest flight ticket from Portugal to Atlanta

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Atlanta?

The month of June is, on average, the cheapest month to fly to Atlanta from Portugal, with most prices found around $654. If you aren’t able to travel to Atlanta during the month of June, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $731.

What is the cheapest day to depart on your flight to Atlanta?

Our data shows that Thursday is the least expensive day to fly to Atlanta. Tickets to fly out on this day can be as low as $734. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Atlanta on Monday is $833.

How far in advance should I book a flight to Atlanta?

You are more likely to see cheaper flights to Atlanta from Portugal when booking weeks ahead of your departure date. In general, you can expect to find flights to Atlanta for around $824 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Atlanta from Portugal for as low as $658 on momondo.

Can stopping save me money on Portugal to Atlanta flights?

You could potentially save up to 26% on your flight if you consider stops on a Portugal to Atlanta flight.

Cheap Portugal to Atlanta flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portugal to Atlanta

Direct flights

None
There are no direct flights from Portugal to Atlanta. There are no popular flight routes from Portugal to Atlanta.
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  • When did momondo last update prices for flights from Portugal to Atlanta Hartsfield-Jackson Airport?

    Prices for flights from Portugal to Atlanta Hartsfield-Jackson Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portugal to Atlanta Hartsfield-Jackson Airport?

  • How old do you have to be to fly from Portugal to Atlanta Hartsfield-Jackson Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portugal to Atlanta Hartsfield-Jackson Airport.

  • What documentation or ID do you need to fly to Atlanta Hartsfield-Jackson Airport?

    The required travel and health documents for your Atlanta Hartsfield-Jackson Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Atlanta Hartsfield-Jackson Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Portugal to Atlanta

Compare and see reviews for airlines that fly from Portugal to Atlanta with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom $621Free CancellationRating
7.4
1,482 reviews
Search Air France flights
DeltaPriceFrom $645Free CancellationRating
7.9
8,001 reviews
Search Delta flights
British AirwaysPriceFrom $655Free CancellationRating
6.7
7,494 reviews
Search British Airways flights
United AirlinesPriceFrom $722Free CancellationRating
7.4
8,996 reviews
Search United Airlines flights
American AirlinesPriceFrom $734Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights
KLMPriceFrom $871Free CancellationRating
7.7
1,404 reviews
Search KLM flights

Traveling to a place near Atlanta?

Book flights to Atlanta if you plan to visit one of these locations
Helen
Marietta
McDonough
Blue Ridge
Duluth
Athens
Warner Robins
Dahlonega
Lawrenceville
Stone Mountain
Norcross
Covington
Cartersville
Gadsden
Auburn
Newnan
Conyers
Kennesaw
Gainesville
La Grange

Why use momondo?

Why should I use momondo to find a flight deal from Portugal to Atlanta?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portugal to Atlanta. momondo saves you time and could save you money on your trip.

Can I find flights from Portugal to Atlanta with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Atlanta from Portugal with this policy.

How can momondo help me find flights from Portugal to Atlanta?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portugal to Atlanta.

I’m not ready to book a flight from Portugal to Atlanta right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Atlanta from Portugal. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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