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Cheap flights from Porto to Atlanta from $356

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 11/15. 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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0 bags

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Find the cheapest flights from Porto to Atlanta

Cheap round-trip flights

Scandinavian Airlines Logo
5:35 pm - 5:25 pmOPO-ATL
28h 50m1 stop
Scandinavian Airlines Logo
8:00 pm - 4:45 pmATL-OPO
15h 45m1 stop
$584Scandinavian Airlines
Find Deal
vie., nov. 7 - dom., nov. 23
Scandinavian Airlines Logo
5:35 pm - 5:25 pmOPO-ATL
28h 50m1 stop
Scandinavian Airlines Logo
8:00 pm - 4:45 pmATL-OPO
15h 45m1 stop
$588Scandinavian Airlines
Find Deal
vie., nov. 7 - dom., nov. 23
Scandinavian Airlines Logo
5:35 pm - 5:25 pmOPO-ATL
28h 50m1 stop
Scandinavian Airlines Logo
8:00 pm - 4:45 pmATL-OPO
15h 45m1 stop
$610Scandinavian Airlines
Find Deal
vie., nov. 14 - dom., nov. 23
Multiple Airlines Logo
6:20 am - 11:37 pmOPO-ATL
22h 17m3 stops
Multiple Airlines Logo
6:45 am - 10:20 pmATL-OPO
34h 35m3 stops
$671Multiple Airlines
Find Deal
sáb., nov. 15 - jue., nov. 20
American Airlines Logo
8:20 am - 7:28 pmOPO-ATL
16h 08m2 stops
American Airlines Logo
1:21 pm - 7:40 amATL-OPO
13h 19m2 stops
$703American Airlines
Find Deal
vie., nov. 7 - dom., nov. 23
British Airways Logo
6:05 pm - 8:10 pmOPO-ATL
31h 05m1 stop
British Airways Logo
3:09 pm - 4:40 pmATL-OPO
20h 31m2 stops
$707British Airways
Find Deal
vie., nov. 7 - dom., nov. 23
Multiple Airlines Logo
6:20 am - 11:37 pmOPO-ATL
22h 17m3 stops
Multiple Airlines Logo
11:53 am - 11:50 amATL-OPO
18h 57m2 stops
$708Multiple Airlines
Find Deal
sáb., nov. 15 - jue., nov. 20
British Airways Logo
6:05 pm - 8:10 pmOPO-ATL
31h 05m1 stop
British Airways Logo
3:09 pm - 4:40 pmATL-OPO
20h 31m2 stops
$711British Airways
Find Deal
vie., nov. 7 - dom., nov. 23
United Airlines Logo
6:00 am - 7:42 pmOPO-ATL
18h 42m2 stops
United Airlines Logo
1:26 pm - 9:30 amATL-OPO
15h 04m2 stops
$779United Airlines
Find Deal
sáb., nov. 15 - mar., nov. 18
United Airlines Logo
12:35 pm - 8:07 pmOPO-ATL
12h 32m1 stop
United Airlines Logo
4:32 pm - 9:30 amATL-OPO
11h 58m1 stop
$785United Airlines
Find Deal
sáb., nov. 15 - jue., nov. 20

British Airways flights from Porto to Atlanta

Our best British Airways deals on Porto to Atlanta flight tickets
British Airways
Nov 7
OPO6:05 pmPorto
31h 05m
1 stop
ATL8:10 pmAtlanta Hartsfield-Jackson
Nov 23
ATL3:09 pmAtlanta Hartsfield-Jackson
20h 31m
2 stops
OPO4:40 pmPorto
$707
Find similar
British Airways
Nov 7
OPO6:05 pmPorto
31h 05m
1 stop
ATL8:10 pmAtlanta Hartsfield-Jackson
Nov 23
ATL3:09 pmAtlanta Hartsfield-Jackson
20h 31m
2 stops
OPO4:40 pmPorto
$711
Find similar
British Airways
Nov 10
OPO5:30 pmPorto
31h 40m
1 stop
ATL8:10 pmAtlanta Hartsfield-Jackson
Nov 22
ATL10:10 pmAtlanta Hartsfield-Jackson
16h 05m
1 stop
OPO7:15 pmPorto
$712
Find similar

United Airlines flights from Porto to Atlanta

Our best United Airlines deals on Porto to Atlanta flight tickets
United Airlines
Nov 15
OPO6:00 amPorto
18h 42m
2 stops
ATL7:42 pmAtlanta Hartsfield-Jackson
Nov 18
ATL1:26 pmAtlanta Hartsfield-Jackson
15h 04m
2 stops
OPO9:30 amPorto
$779
Find similar
United Airlines
Nov 15
OPO12:35 pmPorto
12h 32m
1 stop
ATL8:07 pmAtlanta Hartsfield-Jackson
Nov 20
ATL4:32 pmAtlanta Hartsfield-Jackson
11h 58m
1 stop
OPO9:30 amPorto
$785
Find similar
United Airlines
Nov 11
OPO12:30 pmPorto
31h 00m
1 stop
ATL2:30 pmAtlanta Hartsfield-Jackson
Nov 19
ATL4:32 pmAtlanta Hartsfield-Jackson
11h 58m
1 stop
OPO9:30 amPorto
$793
Find similar

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 septiembre 19, 2025.
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

vie. 11/7

5:35 pm-5:25 pm

1 stop28h 50m

Atlanta Hartsfield-Jackson

dom. 11/23

8:00 pm-4:45 pm

1 stop15h 45m

$584

PortoAtlanta

OPO - ATL

OPOATL

Porto

vie. 11/7

5:35 pm-5:25 pm

1 stop28h 50m

Atlanta Hartsfield-Jackson

dom. 11/23

8:00 pm-4:45 pm

1 stop15h 45m

$588

PortoAtlanta

OPO - ATL

OPOATL

Porto

vie. 11/14

5:35 pm-5:25 pm

1 stop28h 50m

Atlanta Hartsfield-Jackson

dom. 11/23

8:00 pm-4:45 pm

1 stop15h 45m

$610

PortoAtlanta

OPO - ATL

OPOATL

Porto

sáb. 11/15

6:20 am-11:37 pm

3 stops22h 17m

Atlanta Hartsfield-Jackson

jue. 11/20

6:45 am-10:20 pm

3 stops34h 35m

$671

PortoAtlanta

OPO - ATL

OPOATL

Porto

vie. 11/7

8:20 am-7:28 pm

2 stops16h 08m

Atlanta Hartsfield-Jackson

dom. 11/23

1:21 pm-7:40 am

2 stops13h 19m

$703

PortoAtlanta

OPO - ATL

OPOATL

Porto

vie. 11/7

6:05 pm-8:10 pm

1 stop31h 05m

Atlanta Hartsfield-Jackson

dom. 11/23

3:09 pm-4:40 pm

2 stops20h 31m

$707

PortoAtlanta

OPO - ATL

OPOATL

Porto

sáb. 11/15

6:20 am-11:37 pm

3 stops22h 17m

Atlanta Hartsfield-Jackson

jue. 11/20

11:53 am-11:50 am

2 stops18h 57m

$708

PortoAtlanta

OPO - ATL

OPOATL

Porto

vie. 11/7

6:05 pm-8:10 pm

1 stop31h 05m

Atlanta Hartsfield-Jackson

dom. 11/23

3:09 pm-4:40 pm

2 stops20h 31m

$711

PortoAtlanta

OPO - ATL

OPOATL

Porto

sáb. 11/15

6:00 am-7:42 pm

2 stops18h 42m

Atlanta Hartsfield-Jackson

mar. 11/18

1:26 pm-9:30 am

2 stops15h 04m

$779

PortoAtlanta

OPO - ATL

OPOATL

Porto

sáb. 11/15

12:35 pm-8:07 pm

1 stop12h 32m

Atlanta Hartsfield-Jackson

jue. 11/20

4:32 pm-9:30 am

1 stop11h 58m

$785

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

What is the cheapest month to fly to Atlanta?

The month of November is, on average, the cheapest month to fly to Atlanta from Porto, with most prices found around $701. If you aren’t able to travel to Atlanta during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $702.

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 $823. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Atlanta on Saturday is $1,373.

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

Direct flights

None
There are no direct flights from Porto to Atlanta. There are no popular flight routes from Porto to Atlanta.
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  • 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 32m.

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

  • 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.

  • What is the most popular airline from Porto to Atlanta?

Best airlines flying from Porto to Atlanta

Compare and see reviews for airlines that fly from Porto to Atlanta with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $702Free CancellationRating
7.4
8,926 reviews
Search United Airlines 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
Warner Robins
Athens
Lawrenceville
Stone Mountain
Dahlonega
Norcross
Covington
Gadsden
Auburn
Cartersville
Conyers
Newnan
La Grange
Gainesville
Lithonia

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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