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Cheap flights from Porto to Atlanta from $315

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 5/28. 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.
Multiple Airlines Logo
6:05 pm - 1:07 am
OPO
-
ATL
12h 02m
1 stop
Multiple Airlines Logo
3:46 pm - 3:00 pm
ATL
-
OPO
18h 14m
2 stops
$707Multiple Airlines
Fri, Apr 17 - Thu, Apr 30
Scandinavian Airlines Logo
5:55 pm - 5:25 pm
OPO
-
ATL
28h 30m
1 stop
Scandinavian Airlines Logo
7:25 pm - 8:45 am
ATL
-
OPO
32h 20m
1 stop
$712Scandinavian Airlines
Fri, Apr 17 - Thu, Apr 30
Scandinavian Airlines Logo
5:55 pm - 5:25 pm
OPO
-
ATL
28h 30m
1 stop
Scandinavian Airlines Logo
7:25 pm - 8:45 am
ATL
-
OPO
32h 20m
1 stop
$714Scandinavian Airlines
Fri, Apr 17 - Thu, Apr 30
Multiple Airlines Logo
6:05 pm - 1:07 am
OPO
-
ATL
12h 02m
1 stop
Multiple Airlines Logo
3:46 pm - 3:00 pm
ATL
-
OPO
18h 14m
2 stops
$716Multiple Airlines
Fri, Apr 17 - Thu, Apr 30
Multiple Airlines Logo
6:05 pm - 1:07 am
OPO
-
ATL
12h 02m
1 stop
Multiple Airlines Logo
3:46 pm - 3:00 pm
ATL
-
OPO
18h 14m
2 stops
$727Multiple Airlines
Fri, Apr 17 - Thu, Apr 30
Scandinavian Airlines Logo
5:55 pm - 5:25 pm
OPO
-
ATL
28h 30m
1 stop
Scandinavian Airlines Logo
7:25 pm - 8:45 am
ATL
-
OPO
32h 20m
1 stop
$736Scandinavian Airlines
Fri, Apr 17 - Thu, Apr 30
Multiple Airlines Logo
7:00 am - 9:07 pm
OPO
-
ATL
19h 07m
2 stops
Multiple Airlines Logo
3:46 pm - 6:55 pm
ATL
-
OPO
22h 09m
2 stops
$781Multiple Airlines
Fri, Apr 17 - Thu, Apr 30
Multiple Airlines Logo
7:35 am - 8:10 am
OPO
-
ATL
29h 35m
3 stops
Multiple Airlines Logo
6:14 pm - 3:15 pm
ATL
-
OPO
16h 01m
2 stops
$797Multiple Airlines
Thu, Apr 2 - Tue, Apr 14
Multiple Airlines Logo
10:00 am - 9:07 pm
OPO
-
ATL
16h 07m
2 stops
Multiple Airlines Logo
9:12 am - 3:00 pm
ATL
-
OPO
24h 48m
3 stops
$802Multiple Airlines
Fri, Apr 17 - Thu, Apr 30
United Airlines Logo
6:00 am - 11:59 pm
OPO
-
ATL
22h 59m
2 stops
United Airlines Logo
4:50 pm - 9:45 am
ATL
-
OPO
11h 55m
1 stop
$821United Airlines
Thu, Apr 23 - Mon, Apr 27

Lufthansa flights from Porto to Atlanta

Our best Lufthansa deals on Porto to Atlanta flight tickets
Lufthansa
Apr 2
OPO12:10 pmPorto
30h 35m
1 stop
ATL1:45 pmAtlanta Hartsfield-Jackson
Apr 14
ATL3:55 pmAtlanta Hartsfield-Jackson
14h 15m
1 stop
OPO11:10 amPorto
$826
Lufthansa
Apr 24
OPO4:35 pmPorto
26h 10m
1 stop
ATL1:45 pmAtlanta Hartsfield-Jackson
May 1
ATL3:55 pmAtlanta Hartsfield-Jackson
25h 50m
1 stop
OPO10:45 pmPorto
$939

Air Canada flights from Porto to Atlanta

Our best Air Canada deals on Porto to Atlanta flight tickets
Air Canada
May 27
OPO6:00 amPorto
20h 17m
2 stops
ATL9:17 pmAtlanta Hartsfield-Jackson
Jul 1
ATL7:00 amAtlanta Hartsfield-Jackson
19h 00m
2 stops
OPO7:00 amPorto
$1,023
Air Canada
May 27
OPO6:00 amPorto
20h 17m
2 stops
ATL9:17 pmAtlanta Hartsfield-Jackson
Jul 1
ATL7:00 amAtlanta Hartsfield-Jackson
19h 00m
2 stops
OPO7:00 amPorto
$1,024

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 March 11, 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

Cheapest round-trip
Quickest round-trip

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 4/17

6:05 pm-1:07 am

1 stop12h 02m

Atlanta Hartsfield-Jackson

Thu 4/30

3:46 pm-3:00 pm

2 stops18h 14m

$707

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 4/17

5:55 pm-5:25 pm

1 stop28h 30m

Atlanta Hartsfield-Jackson

Thu 4/30

7:25 pm-8:45 am

1 stop32h 20m

$712

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 4/17

5:55 pm-5:25 pm

1 stop28h 30m

Atlanta Hartsfield-Jackson

Thu 4/30

7:25 pm-8:45 am

1 stop32h 20m

$714

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 4/17

6:05 pm-1:07 am

1 stop12h 02m

Atlanta Hartsfield-Jackson

Thu 4/30

3:46 pm-3:00 pm

2 stops18h 14m

$716

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 4/17

6:05 pm-1:07 am

1 stop12h 02m

Atlanta Hartsfield-Jackson

Thu 4/30

3:46 pm-3:00 pm

2 stops18h 14m

$727

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 4/17

5:55 pm-5:25 pm

1 stop28h 30m

Atlanta Hartsfield-Jackson

Thu 4/30

7:25 pm-8:45 am

1 stop32h 20m

$736

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 4/17

7:00 am-9:07 pm

2 stops19h 07m

Atlanta Hartsfield-Jackson

Thu 4/30

3:46 pm-6:55 pm

2 stops22h 09m

$781

PortoAtlanta

OPO - ATL

OPOATL

Porto

Thu 4/2

7:35 am-8:10 am

3 stops29h 35m

Atlanta Hartsfield-Jackson

Tue 4/14

6:14 pm-3:15 pm

2 stops16h 01m

$797

PortoAtlanta

OPO - ATL

OPOATL

Porto

Fri 4/17

10:00 am-9:07 pm

2 stops16h 07m

Atlanta Hartsfield-Jackson

Thu 4/30

9:12 am-3:00 pm

3 stops24h 48m

$802

PortoAtlanta

OPO - ATL

OPOATL

Porto

Thu 4/23

6:00 am-11:59 pm

2 stops22h 59m

Atlanta Hartsfield-Jackson

Mon 4/27

4:50 pm-9:45 am

1 stop11h 55m

$821

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 31% 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

23h 30m

Direct flights

None
The fastest flight from Porto to Atlanta takes 23h 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 23h 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
Cartersville
Covington
Norcross
Auburn
Dahlonega
Newnan
Kennesaw
La Grange
Conyers
Gadsden
Lithonia
Douglasville

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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