What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to Portugal?

United Airlines, Lufthansa, and British Airways are the most popular carriers operating from Atlanta Hartsfield-Jackson to Portugal

What airlines fly to Portugal?

United Airlines, Delta and British Airways are the top three most popular airlines that fly to Portugal from Atlanta according to our data. United Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 12 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

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?

As of March 2026, there are 12 operators available to choose from 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.

$300 Cheap Flights from Atlanta to Portugal in 2026

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Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:25 pm - 3:35 pm

ATL

LIS

15h 10m

1 stop

4:25 pm - 5:25 pm

LIS

ATL

30h 00m

1 stop

$588Scandinavian Airlines

Sun, Apr 19 - Mon, May 4

7:25 pm - 3:35 pm

ATL

LIS

15h 10m

1 stop

4:25 pm - 5:25 pm

LIS

ATL

30h 00m

1 stop

$589Scandinavian Airlines

Sun, Apr 19 - Mon, May 4

9:50 pm - 10:00 am

ATL

OPO

31h 10m

1 stop

4:40 pm - 7:45 pm

OPO

ATL

32h 05m

1 stop

$648Turkish Airlines

Tue, Sep 1 - Wed, Sep 30

3:05 pm - 11:20 pm

ATL

LIS

27h 15m

1 stop

4:45 pm - 1:00 pm

LIS

ATL

25h 15m

1 stop

$657Turkish Airlines

Tue, Aug 11 - Fri, Sep 11

7:50 pm - 9:10 am

ATL

FAO

32h 20m

1 stop

9:45 pm - 2:00 pm

FAO

ATL

21h 15m

1 stop

$806KLM

Sun, Apr 12 - Mon, Apr 27

10:25 pm - 11:35 am

ATL

FNC

32h 10m

1 stop

1:25 pm - 8:30 pm

FNC

ATL

36h 05m

1 stop

$819British Airways

Sun, Apr 19 - Sun, Apr 26

6:36 am - 6:05 pm

ATL

FNC

30h 29m

2 stops

1:25 pm - 8:30 pm

FNC

ATL

36h 05m

1 stop

$824British Airways

Sun, Apr 19 - Sun, Apr 26

7:45 pm - 7:30 pm

ATL

FAO

18h 45m

1 stop

8:15 pm - 4:55 pm

FAO

ATL

25h 40m

1 stop

$843KLM

Tue, Apr 14 - Tue, Apr 21

9:52 am - 1:50 pm

ATL

FAO

22h 58m

2 stops

3:25 pm - 1:45 pm

FAO

ATL

27h 20m

1 stop

$875United Airlines

Tue, Apr 14 - Tue, Apr 21

7:16 pm - 8:40 am

ATL

PDL

9h 24m

1 stop

9:35 am - 12:19 pm

PDL

ATL

30h 44m

2 stops

$911United Airlines

Mon, Aug 17 - Wed, Aug 26

Scandinavian Airlines flights from Atlanta to Portugal

Our best Scandinavian Airlines deals on Atlanta to Portugal flight tickets

Scandinavian Airlines

Apr 19

ATL7:25 pmAtlanta Hartsfield-Jackson

15h 10m

1 stop

LIS3:35 pmLisbon Humberto Delgado

May 4

LIS4:25 pmLisbon Humberto Delgado

30h 00m

1 stop

ATL5:25 pmAtlanta Hartsfield-Jackson

$588

Scandinavian Airlines

Apr 19

ATL7:25 pmAtlanta Hartsfield-Jackson

15h 10m

1 stop

LIS3:35 pmLisbon Humberto Delgado

May 4

LIS4:25 pmLisbon Humberto Delgado

30h 00m

1 stop

ATL5:25 pmAtlanta Hartsfield-Jackson

$589

Scandinavian Airlines

Apr 19

ATL7:25 pmAtlanta Hartsfield-Jackson

15h 10m

1 stop

LIS3:35 pmLisbon Humberto Delgado

May 4

LIS4:25 pmLisbon Humberto Delgado

30h 00m

1 stop

ATL5:25 pmAtlanta Hartsfield-Jackson

$617

British Airways flights from Atlanta to Portugal

Our best British Airways deals on Atlanta to Portugal flight tickets

British Airways

Apr 7

ATL1:29 pmAtlanta Hartsfield-Jackson

14h 36m

1 stop

LIS9:05 amLisbon Humberto Delgado

Apr 16

LIS11:05 amLisbon Humberto Delgado

12h 20m

1 stop

ATL6:25 pmAtlanta Hartsfield-Jackson

$689

British Airways

Apr 7

ATL1:29 pmAtlanta Hartsfield-Jackson

14h 36m

1 stop

LIS9:05 amLisbon Humberto Delgado

Apr 16

LIS11:05 amLisbon Humberto Delgado

12h 20m

1 stop

ATL6:25 pmAtlanta Hartsfield-Jackson

$690

British Airways

Apr 7

ATL1:29 pmAtlanta Hartsfield-Jackson

14h 36m

1 stop

LIS9:05 amLisbon Humberto Delgado

Apr 16

LIS11:05 amLisbon Humberto Delgado

15h 09m

1 stop

ATL9:14 pmAtlanta Hartsfield-Jackson

$738

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaLisbon

ATL - LIS

ATLLIS

Atlanta Hartsfield-Jackson

Sun 4/19

7:25 pm-3:35 pm

1 stop15h 10m

Lisbon Humberto Delgado

Mon 5/4

4:25 pm-5:25 pm

1 stop30h 00m

$588

AtlantaLisbon

ATL - LIS

ATLLIS

Atlanta Hartsfield-Jackson

Sun 4/19

7:25 pm-3:35 pm

1 stop15h 10m

Lisbon Humberto Delgado

Mon 5/4

4:25 pm-5:25 pm

1 stop30h 00m

$589

AtlantaPorto

ATL - OPO

ATLOPO

Atlanta Hartsfield-Jackson

Tue 9/1

9:50 pm-10:00 am

1 stop31h 10m

Porto

Wed 9/30

4:40 pm-7:45 pm

1 stop32h 05m

$648

AtlantaLisbon

ATL - LIS

ATLLIS

Atlanta Hartsfield-Jackson

Tue 8/11

3:05 pm-11:20 pm

1 stop27h 15m

Lisbon Humberto Delgado

Fri 9/11

4:45 pm-1:00 pm

1 stop25h 15m

$657

AtlantaFaro

ATL - FAO

ATLFAO

Atlanta Hartsfield-Jackson

Sun 4/12

7:50 pm-9:10 am

1 stop32h 20m

Faro

Mon 4/27

9:45 pm-2:00 pm

1 stop21h 15m

$806

AtlantaFunchal

ATL - FNC

ATLFNC

Atlanta Hartsfield-Jackson

Sun 4/19

10:25 pm-11:35 am

1 stop32h 10m

Funchal Madeira

Sun 4/26

1:25 pm-8:30 pm

1 stop36h 05m

$819

AtlantaFunchal

ATL - FNC

ATLFNC

Atlanta Hartsfield-Jackson

Sun 4/19

6:36 am-6:05 pm

2 stops30h 29m

Funchal Madeira

Sun 4/26

1:25 pm-8:30 pm

1 stop36h 05m

$824

AtlantaFaro

ATL - FAO

ATLFAO

Atlanta Hartsfield-Jackson

Tue 4/14

7:45 pm-7:30 pm

1 stop18h 45m

Faro

Tue 4/21

8:15 pm-4:55 pm

1 stop25h 40m

$843

AtlantaFaro

ATL - FAO

ATLFAO

Atlanta Hartsfield-Jackson

Tue 4/14

9:52 am-1:50 pm

2 stops22h 58m

Faro

Tue 4/21

3:25 pm-1:45 pm

1 stop27h 20m

$875

Quickest round-trip

AtlantaPonta Delgada

ATL - PDL

ATLPDL

Atlanta Hartsfield-Jackson

Mon 8/17

7:16 pm-8:40 am

1 stop9h 24m

Ponta Delgada Nordela

Wed 8/26

9:35 am-12:19 pm

2 stops30h 44m

$911

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 $608, 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 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 $880 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 $800 on momondo.

Can stopping save me money on Atlanta to Portugal flights?

You could potentially save up to 5% 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	9h 50m
Direct flights	None

The fastest flight from Atlanta to Portugal takes 9h 50m

There are no direct flights from Atlanta to Portugal. There are no popular flight routes from Atlanta to Portugal.

Search flight deals

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?
As of March 2026, there are 12 operators available to choose from 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
Virgin Atlantic	PriceFrom $480	Free Cancellation	Rating 7.5 685 reviews	Search Virgin Atlantic flights
Scandinavian Airlines	PriceFrom $484	Free Cancellation	Rating 7.3 1,725 reviews	Search Scandinavian Airlines flights
Lufthansa	PriceFrom $496	Free Cancellation	Rating 6.8 7,872 reviews	Search Lufthansa flights
KLM	PriceFrom $513	Free Cancellation	Rating 7.8 1,477 reviews	Search KLM flights
United Airlines	PriceFrom $522	Free Cancellation	Rating 7.4 9,499 reviews	Search United Airlines flights
British Airways	PriceFrom $531	Free Cancellation	Rating 6.7 7,826 reviews	Search British Airways flights
Air France	PriceFrom $564	Free Cancellation	Rating 7.4 1,555 reviews	Search Air France flights
Delta	PriceFrom $580	Free Cancellation	Rating 7.9 8,355 reviews	Search Delta flights
Air Canada	PriceFrom $629	Free Cancellation	Rating 7.1 10,853 reviews	Search Air Canada flights
Turkish Airlines	PriceFrom $644	Free Cancellation	Rating 7.4 4,288 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.

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities

Other flights from Atlanta

Other flights to Portugal

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $433

Flights to Portofrom $427

Flights to Funchalfrom $565

Flights to Farofrom $471

Flights to Ponta Delgadafrom $569

Flights to Lajesfrom $559

Flights to Pico Islandfrom $582

Flights to Hortafrom $631

Flights to Porto Santofrom $931

Flights to Velasfrom $713

Cheap flights from Atlanta to Portugal from $300

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 5/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Filter for what you want

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Find the cheapest flights from Atlanta to Portugal

Cheap round-trip flights

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Scandinavian Airlines flights from Atlanta to Portugal

Our best Scandinavian Airlines deals on Atlanta to Portugal flight tickets

British Airways flights from Atlanta to Portugal

Our best British Airways deals on Atlanta to Portugal flight tickets

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Use the filters below to find and compare flights from Atlanta to Portugal that are best for you.

See travel insights to Portugal from

How to get the cheapest flight ticket from Atlanta to Portugal

What is the cheapest month to fly to Portugal?

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

Can stopping save me money on Atlanta to Portugal flights?

What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to Portugal?

What airlines fly to Portugal?

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

Direct flights

Best airlines flying from Atlanta to Portugal

Compare and see reviews for airlines that fly from Atlanta to Portugal with momondo

Why use momondo?

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Atlanta flight routes

According to popular flight searches on momondo this year

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portugal

List of cabin classes available on flights landing in Portugal. Availability may vary depending on flight origin and airline.

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year