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Cheap flights from Porto to Atlanta from $384

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto to Atlanta departing on 4/12. 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 Porto to Atlanta

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:35 pm - 8:51 am
OPO
-
ATL
18h 16m
1 stop
Multiple Airlines Logo
7:02 pm - 11:50 am
ATL
-
OPO
12h 48m
1 stop
$561Multiple Airlines
Fri, Mar 13 - Mon, Mar 16
Multiple Airlines Logo
6:35 pm - 8:51 am
OPO
-
ATL
18h 16m
1 stop
Multiple Airlines Logo
7:02 pm - 6:15 pm
ATL
-
OPO
19h 13m
2 stops
$634Multiple Airlines
Fri, Mar 13 - Mon, Mar 16
Scandinavian Airlines Logo
5:55 pm - 5:25 pm
OPO
-
ATL
28h 30m
1 stop
Scandinavian Airlines Logo
7:25 pm - 5:05 pm
ATL
-
OPO
16h 40m
1 stop
$640Scandinavian Airlines
Fri, Apr 3 - Thu, Apr 16
Multiple Airlines Logo
11:35 am - 12:45 pm
OPO
-
ATL
29h 10m
2 stops
Multiple Airlines Logo
9:10 am - 7:20 pm
ATL
-
OPO
29h 10m
2 stops
$648Multiple Airlines
Tue, Mar 24 - Tue, Apr 14
Scandinavian Airlines Logo
5:55 pm - 5:25 pm
OPO
-
ATL
28h 30m
1 stop
Scandinavian Airlines Logo
7:25 pm - 5:05 pm
ATL
-
OPO
16h 40m
1 stop
$666Scandinavian Airlines
Fri, Apr 3 - Thu, Apr 16
Multiple Airlines Logo
7:35 am - 8:10 am
OPO
-
ATL
29h 35m
3 stops
Multiple Airlines Logo
10:15 am - 3:15 pm
ATL
-
OPO
24h 00m
2 stops
$677Multiple Airlines
Fri, Apr 3 - Thu, Apr 16
Scandinavian Airlines Logo
5:55 pm - 5:25 pm
OPO
-
ATL
28h 30m
1 stop
Scandinavian Airlines Logo
7:25 pm - 8:40 am
ATL
-
OPO
32h 15m
1 stop
$678Scandinavian Airlines
Fri, Apr 3 - Thu, Apr 16
Multiple Airlines Logo
6:40 pm - 8:11 am
OPO
-
ATL
17h 31m
1 stop
Multiple Airlines Logo
5:45 am - 10:55 am
ATL
-
OPO
24h 10m
1 stop
$688Multiple Airlines
Tue, Mar 24 - Tue, Apr 14
Multiple Airlines Logo
6:40 pm - 8:05 pm
OPO
-
ATL
29h 25m
1 stop
Multiple Airlines Logo
6:25 am - 10:55 am
ATL
-
OPO
23h 30m
2 stops
$708Multiple Airlines
Tue, Mar 24 - Tue, Apr 14
Multiple Airlines Logo
8:50 am - 6:53 am
OPO
-
ATL
27h 03m
2 stops
Multiple Airlines Logo
9:12 am - 8:40 pm
ATL
-
OPO
30h 28m
3 stops
$751Multiple Airlines
Mon, Apr 13 - Mon, Apr 20

Lufthansa flights from Porto to Atlanta

Our best Lufthansa deals on Porto to Atlanta flight tickets
Lufthansa
Apr 13
OPO4:35 pmPorto
26h 10m
1 stop
ATL1:45 pmAtlanta Hartsfield-Jackson
Apr 20
ATL2:37 pmAtlanta Hartsfield-Jackson
15h 38m
2 stops
OPO11:15 amPorto
$821
Lufthansa
Mar 13
OPO6:00 amPorto
19h 12m
2 stops
ATL9:12 pmAtlanta Hartsfield-Jackson
Mar 16
ATL2:39 pmAtlanta Hartsfield-Jackson
17h 01m
2 stops
OPO11:40 amPorto
$823
Lufthansa
Apr 13
OPO4:35 pmPorto
30h 00m
2 stops
ATL5:35 pmAtlanta Hartsfield-Jackson
Apr 20
ATL6:55 pmAtlanta Hartsfield-Jackson
23h 30m
2 stops
OPO11:25 pmPorto
$828

United Airlines flights from Porto to Atlanta

Our best United Airlines deals on Porto to Atlanta flight tickets
United Airlines
Mar 5
OPO12:35 pmPorto
12h 30m
1 stop
ATL8:05 pmAtlanta Hartsfield-Jackson
Mar 9
ATL4:41 pmAtlanta Hartsfield-Jackson
12h 49m
1 stop
OPO9:30 amPorto
$812
United Airlines
Mar 5
OPO12:35 pmPorto
26h 46m
2 stops
ATL10:21 amAtlanta Hartsfield-Jackson
Mar 9
ATL2:39 pmAtlanta Hartsfield-Jackson
14h 51m
2 stops
OPO9:30 amPorto
$813
United Airlines
Apr 3
OPO12:35 pmPorto
16h 24m
2 stops
ATL11:59 pmAtlanta Hartsfield-Jackson
Apr 16
ATL3:55 pmAtlanta Hartsfield-Jackson
18h 50m
1 stop
OPO3:45 pmPorto
$819

momondo Fare Finder

 
Customize your flight search to find flights from Porto 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 February 27, 2026.
Use the filters below to find and compare flights from Porto to Atlanta that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 3/13

6:35 pm-8:51 am

1 stop18h 16m

Atlanta Hartsfield-Jackson

Mon 3/16

7:02 pm-11:50 am

1 stop12h 48m

$561

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 3/13

6:35 pm-8:51 am

1 stop18h 16m

Atlanta Hartsfield-Jackson

Mon 3/16

7:02 pm-6:15 pm

2 stops19h 13m

$634

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 4/3

5:55 pm-5:25 pm

1 stop28h 30m

Atlanta Hartsfield-Jackson

Thu 4/16

7:25 pm-5:05 pm

1 stop16h 40m

$640

PortoAtlanta

OPO - ATL

OPOATL

Porto

Tue 3/24

11:35 am-12:45 pm

2 stops29h 10m

Atlanta Hartsfield-Jackson

Tue 4/14

9:10 am-7:20 pm

2 stops29h 10m

$648

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 4/3

5:55 pm-5:25 pm

1 stop28h 30m

Atlanta Hartsfield-Jackson

Thu 4/16

7:25 pm-5:05 pm

1 stop16h 40m

$666

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 4/3

7:35 am-8:10 am

3 stops29h 35m

Atlanta Hartsfield-Jackson

Thu 4/16

10:15 am-3:15 pm

2 stops24h 00m

$677

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 4/3

5:55 pm-5:25 pm

1 stop28h 30m

Atlanta Hartsfield-Jackson

Thu 4/16

7:25 pm-8:40 am

1 stop32h 15m

$678

PortoAtlanta

OPO - ATL

OPOATL

Porto

Tue 3/24

6:40 pm-8:11 am

1 stop17h 31m

Atlanta Hartsfield-Jackson

Tue 4/14

5:45 am-10:55 am

1 stop24h 10m

$688

PortoAtlanta

OPO - ATL

OPOATL

Porto

Tue 3/24

6:40 pm-8:05 pm

1 stop29h 25m

Atlanta Hartsfield-Jackson

Tue 4/14

6:25 am-10:55 am

2 stops23h 30m

$708

PortoAtlanta

OPO - ATL

OPOATL

Porto

Mon 4/13

8:50 am-6:53 am

2 stops27h 03m

Atlanta Hartsfield-Jackson

Mon 4/20

9:12 am-8:40 pm

3 stops30h 28m

$751

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 Porto 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

Can stopping save me money on Porto to Atlanta flights?

You could potentially save up to 25% on your flight if you consider stops on a Porto to Atlanta flight.

When to book flights from Porto to Atlanta

Are you open to changing your travel dates? Check out the ideal times to fly from Porto to Atlanta according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Porto to Atlanta (OPO to ATL) flight deals and tips

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

Fastest flight time

12h 30m

Direct flights

None
The fastest flight from Porto to Atlanta takes 12h 30m
There are no direct flights from Porto to Atlanta. There are no popular flight routes from Porto to Atlanta.
Search flight deals

  • How far is Porto to Atlanta Hartsfield-Jackson by plane?

    The straight-line distance from Porto to Atlanta Hartsfield-Jackson is 4052.2 mi. In terms of flight time, this usually takes a little over 12h 30m.

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

    Prices for flights from Porto Airport to Atlanta Hartsfield-Jackson Airport were last updated today.

  • How old do you have to be to fly from Porto Airport 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 Porto Airport 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.

Traveling to a place near Atlanta?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Porto to Atlanta. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo helps you find the best flight between Porto and Atlanta 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 Porto to Atlanta right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Atlanta from Porto. 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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