Cheap flights from Atlanta to Portugal from $330

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Portugal departing on 10/13. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
7:30 pm - 3:35 pm
ATL
-
LIS
15h 05m
1 stop
Scandinavian Airlines Logo
4:25 pm - 5:05 pm
LIS
-
ATL
29h 40m
1 stop
$640Scandinavian Airlines
Fri, Sep 11 - Sat, Sep 19
Turkish Airlines Logo
9:50 pm - 3:40 pm
ATL
-
OPO
36h 50m
1 stop
Turkish Airlines Logo
4:40 pm - 7:45 pm
OPO
-
ATL
32h 05m
1 stop
$680Turkish Airlines
Tue, Sep 1 - Wed, Sep 30
Turkish Airlines Logo
9:50 pm - 3:45 pm
ATL
-
LIS
36h 55m
1 stop
Turkish Airlines Logo
5:55 am - 7:45 pm
LIS
-
ATL
18h 50m
1 stop
$689Turkish Airlines
Wed, Sep 9 - Wed, Sep 16
British Airways Logo
10:25 pm - 11:35 am
ATL
-
FNC
32h 10m
1 stop
British Airways Logo
6:55 pm - 8:30 pm
FNC
-
ATL
30h 35m
1 stop
$830British Airways
Sun, May 3 - Mon, May 11
KLM Logo
5:00 pm - 9:10 am
ATL
-
FAO
35h 10m
1 stop
KLM Logo
8:15 pm - 12:42 pm
FAO
-
ATL
21h 27m
1 stop
$887KLM
Sun, May 3 - Tue, May 19
American Airlines Logo
1:24 pm - 12:00 pm
ATL
-
FAO
17h 36m
2 stops
American Airlines Logo
11:30 am - 8:34 am
FAO
-
ATL
26h 04m
2 stops
$898American Airlines
Sun, May 3 - Tue, May 19
British Airways Logo
10:35 pm - 12:25 pm
ATL
-
FNC
32h 50m
1 stop
British Airways Logo
7:35 pm - 8:35 pm
FNC
-
ATL
30h 00m
1 stop
$906British Airways
Tue, Sep 29 - Tue, Oct 6
KLM Logo
5:00 pm - 8:30 am
ATL
-
FAO
34h 30m
1 stop
KLM Logo
8:20 pm - 1:59 pm
FAO
-
ATL
22h 39m
1 stop
$938KLM
Fri, May 8 - Thu, May 14
American Airlines Logo
1:24 pm - 12:30 pm
ATL
-
FAO
18h 06m
2 stops
American Airlines Logo
1:20 pm - 4:04 pm
FAO
-
ATL
31h 44m
2 stops
$959American Airlines
Fri, May 8 - Thu, May 14
Air Canada Logo
9:26 am - 12:50 pm
ATL
-
TER
23h 24m
3 stops
Air Canada Logo
7:10 am - 8:23 am
TER
-
ATL
29h 13m
3 stops
$2,197Air Canada
Tue, Jul 28 - Sun, Aug 9

Scandinavian Airlines flights from Atlanta to Portugal

Our best Scandinavian Airlines deals on Atlanta to Portugal flight tickets
Scandinavian Airlines
Sep 11
ATL7:30 pmAtlanta Hartsfield-Jackson
15h 05m
1 stop
LIS3:35 pmLisbon Humberto Delgado
Sep 19
LIS4:25 pmLisbon Humberto Delgado
29h 40m
1 stop
ATL5:05 pmAtlanta Hartsfield-Jackson
$640
Scandinavian Airlines
Sep 11
ATL7:30 pmAtlanta Hartsfield-Jackson
15h 05m
1 stop
LIS3:35 pmLisbon Humberto Delgado
Sep 19
LIS4:25 pmLisbon Humberto Delgado
29h 40m
1 stop
ATL5:05 pmAtlanta Hartsfield-Jackson
$704
Scandinavian Airlines
Sep 11
ATL7:30 pmAtlanta Hartsfield-Jackson
39h 30m
2 stops
LIS4:00 pmLisbon Humberto Delgado
Sep 19
LIS4:25 pmLisbon Humberto Delgado
29h 40m
1 stop
ATL5:05 pmAtlanta Hartsfield-Jackson
$743

Delta flights from Atlanta to Portugal

Our best Delta deals on Atlanta to Portugal flight tickets
Delta
Apr 27
ATL5:57 pmAtlanta Hartsfield-Jackson
15h 58m
2 stops
LIS2:55 pmLisbon Humberto Delgado
May 7
LIS5:00 amLisbon Humberto Delgado
16h 55m
1 stop
ATL4:55 pmAtlanta Hartsfield-Jackson
$735
Delta
Apr 28
ATL4:42 pmAtlanta Hartsfield-Jackson
17h 13m
2 stops
LIS2:55 pmLisbon Humberto Delgado
May 5
LIS11:55 amLisbon Humberto Delgado
13h 30m
1 stop
ATL8:25 pmAtlanta Hartsfield-Jackson
$736
Delta
Apr 28
ATL6:19 pmAtlanta Hartsfield-Jackson
15h 36m
2 stops
LIS2:55 pmLisbon Humberto Delgado
May 5
LIS11:55 amLisbon Humberto Delgado
16h 55m
2 stops
ATL11:50 pmAtlanta Hartsfield-Jackson
$746

momondo 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, momondo users made 832,500 searches. Data last updated April 22, 2026.
Use the filters below to find and compare flights from Atlanta to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaLisbon

ATL - LIS

ATLLIS

Atlanta Hartsfield-Jackson

Fri 9/11

7:30 pm-3:35 pm

1 stop15h 05m

Lisbon Humberto Delgado

Sat 9/19

4:25 pm-5:05 pm

1 stop29h 40m

$640

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Tue 9/1

9:50 pm-3:40 pm

1 stop36h 50m

Porto

Wed 9/30

4:40 pm-7:45 pm

1 stop32h 05m

$680

AtlantaLisbon

ATL - LIS

ATLLIS

Atlanta Hartsfield-Jackson

Wed 9/9

9:50 pm-3:45 pm

1 stop36h 55m

Lisbon Humberto Delgado

Wed 9/16

5:55 am-7:45 pm

1 stop18h 50m

$689

AtlantaFunchal

ATL - FNC

ATLFNC

Atlanta Hartsfield-Jackson

Sun 5/3

10:25 pm-11:35 am

1 stop32h 10m

Funchal Madeira

Mon 5/11

6:55 pm-8:30 pm

1 stop30h 35m

$830

AtlantaFaro

ATL - FAO

ATLFAO

Atlanta Hartsfield-Jackson

Sun 5/3

5:00 pm-9:10 am

1 stop35h 10m

Faro

Tue 5/19

8:15 pm-12:42 pm

1 stop21h 27m

$887
Quickest round-trip

AtlantaFaro

ATL - FAO

ATLFAO

Atlanta Hartsfield-Jackson

Sun 5/3

1:24 pm-12:00 pm

2 stops17h 36m

Faro

Tue 5/19

11:30 am-8:34 am

2 stops26h 04m

$898

AtlantaFunchal

ATL - FNC

ATLFNC

Atlanta Hartsfield-Jackson

Tue 9/29

10:35 pm-12:25 pm

1 stop32h 50m

Funchal Madeira

Tue 10/6

7:35 pm-8:35 pm

1 stop30h 00m

$906

AtlantaFaro

ATL - FAO

ATLFAO

Atlanta Hartsfield-Jackson

Fri 5/8

5:00 pm-8:30 am

1 stop34h 30m

Faro

Thu 5/14

8:20 pm-1:59 pm

1 stop22h 39m

$938

AtlantaFaro

ATL - FAO

ATLFAO

Atlanta Hartsfield-Jackson

Fri 5/8

1:24 pm-12:30 pm

2 stops18h 06m

Faro

Thu 5/14

1:20 pm-4:04 pm

2 stops31h 44m

$959

AtlantaLajes

ATL - TER

ATLTER

Atlanta Hartsfield-Jackson

Tue 7/28

9:26 am-12:50 pm

3 stops23h 24m

Lajes

Sun 8/9

7:10 am-8:23 am

3 stops29h 13m

$2,197

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 Portugal from

How to get the cheapest flight ticket from Atlanta to Portugal

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 Portugal?

The cheapest month to fly to Portugal from Atlanta is in January. Flight prices, which tend to average around $605, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Portugal from Atlanta during February instead. Flights to Portugal in February, while not as cheap as those in January, still average around $639.

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

You are more likely to see cheaper flights to Portugal from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $871 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Atlanta for as low as $758 on momondo.

Can stopping save me money on Atlanta to Portugal flights?

You could potentially save up to 40% on your flight if you consider stops on a Atlanta to Portugal flight.

Cheap Atlanta to Portugal flight deals and tips

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

Fastest flight time

10h 50m

Direct flights

None
The fastest flight from Atlanta to Portugal takes 10h 50m
There are no direct flights from Atlanta to Portugal. There are no popular flight routes from Atlanta to Portugal.

Frequently asked questions about flying from Atlanta to Portugal

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Portugal?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Portugal are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Atlanta Hartsfield-Jackson Airport to Portugal.

  • What documentation or ID do you need to fly to Portugal?

    The travel and health documents required for your trip to Portugal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Atlanta to Portugal

Compare and see reviews for airlines that fly from Atlanta to Portugal with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $437Free CancellationRating
7.4
9,637 reviews
Search United Airlines flights
Virgin AtlanticPriceFrom $480Free CancellationRating
7.5
687 reviews
Search Virgin Atlantic flights
Scandinavian AirlinesPriceFrom $484Free CancellationRating
7.3
1,754 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $496Free CancellationRating
6.8
7,940 reviews
Search Lufthansa flights
KLMPriceFrom $513Free CancellationRating
7.8
1,507 reviews
Search KLM flights
British AirwaysPriceFrom $531Free CancellationRating
6.7
7,906 reviews
Search British Airways flights
Air FrancePriceFrom $564Free CancellationRating
7.4
1,578 reviews
Search Air France flights
DeltaPriceFrom $577Free CancellationRating
7.9
8,437 reviews
Search Delta flights
Air CanadaPriceFrom $629Free CancellationRating
7.1
10,957 reviews
Search Air Canada flights
Turkish AirlinesPriceFrom $644Free CancellationRating
7.4
4,325 reviews
Search Turkish Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portugal from Atlanta.

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

momondo does allow users to show only those flights to Portugal from Atlanta which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Atlanta and Portugal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Atlanta to Portugal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portugal and let you know when they change.

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1 adult
Fri 5/22
Fri 5/29

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