Find Cheap Flights from Atlanta to Porto (ATL - OPO)

Flights overview

Useful information for finding cheap flights from Atlanta to Porto and booking your next trip

Cheapest round-trip flights	$911	Lufthansa 1 stop 18 hr Sun, May 3 — Mon, May 18	The cheapest round-trip flight from Atlanta to Porto is currently $911
Cheapest one-way flight	$458	American, Iberia 2 stops 19 hr Sat, Aug 1	The cheapest one-way flight from Atlanta to Porto is currently $458
Last-minute weekend getaway	$958	Lufthansa 1 stop 18 hr Thu, May 7 — Mon, May 11	The cheapest last-minute weekend getaway from Atlanta to Porto is currently $958
Cheapest business class flights	$3,679	Turkish Airlines 1 stop 37 hr Mon, Jul 27 — Mon, Aug 10	The cheapest business class round-trip flight from Atlanta to Porto is currently $3,679

Fastest flight	10 hr 28 min	The fastest flight with stops from Atlanta to Porto takes 10 hr 28 min
Nonstop flights	None	There are no direct flights on this route.

When is the cheapest time to fly?

The cheapest month to fly from Atlanta to Porto is typically February. The most expensive month to fly is typically June.

February Cheapest	Typical prices: $520–720
June Most expensive	Typical prices: $1,100–1,350

Popular airlines from Atlanta to Porto

United

from $923

Typical price: $730–1,900

39 weekly connecting flights

ATL - OPO Every day
Turkish Airlines

from $1,052

Typical price: $720–1,900

20 weekly connecting flights

ATL - OPO Every day
Air France

from $971

Typical price: $1,050–2,400

18 weekly connecting flights

ATL - OPO Every day
Lufthansa

from $911

Typical price: $710–1,900

18 weekly connecting flights

ATL - OPO Every day
KLM

from $963

Typical price: $720–1,800

14 weekly connecting flights

ATL - OPO Every day
Scandinavian Airlines

from $1,229

Typical price: $1,050–2,450

5 weekly connecting flights

ATL - OPO Every Tue, Thu, Sat

Popular airports near Atlanta

Hartsfield-Jackson Atlanta International Airport (ATL)

Atlanta United States 14 min 8 mi
Birmingham-Shuttlesworth International Airport (BHM)

Birmingham United States 2 hr 11 min 136 mi
Greenville-Spartanburg International Airport (GSP)

Greenville United States 2 hr 29 min 147 mi
Chattanooga Metropolitan Airport (CHA)

Chattanooga United States 1 hr 48 min 100 mi

Popular airports near Porto

Francisco Sá Carneiro Airport (OPO)

Porto Portugal 17 min 6 mi
Humberto Delgado Airport (LIS)

Lisbon Portugal 2 hr 55 min 167 mi
Santiago-Rosalía de Castro Airport (SCQ)

Santiago de Compostela Spain 2 hr 31 min 120 mi
Vigo Airport (VGO)

Vigo Spain 1 hr 29 min 73 mi

Frequently asked questions about flying from Atlanta to Porto

The cheapest flights from Atlanta to Porto are usually in February. Typical ticket prices in February range from $520 to $720.

The cheapest round-trip flight from Atlanta to Porto recently found on Google Flights was with Lufthansa from $911. The cheapest one-way flight was with American, Iberia from $458.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Atlanta to Porto is $923, flying from May 3 to May 19.
The cheapest Turkish Airlines flight from Atlanta to Porto is $1,052, flying from Jul 26 to Aug 11.
The cheapest Air France flight from Atlanta to Porto is $971, flying from May 3 to May 19.
The cheapest Lufthansa flight from Atlanta to Porto is $911, flying from May 3 to May 18.
The cheapest KLM flight from Atlanta to Porto is $963, flying from May 3 to May 18.
The cheapest Scandinavian Airlines flight from Atlanta to Porto is $1,229, flying from Jul 31 to Aug 14.

The cheapest round-trip flight from Atlanta to Porto starts at $911 from Sun, May 3 to Mon, May 18. The cheapest one-way flight starts at $458 and departs on Sat, Aug 1.

10 hr 28 min is the shortest flight time from Atlanta to Porto.

Peak travel is Apr–Aug, when the weather is mostly warm. Monthlong São João (Jun) combines an ancient celebration of midsummer with the Christian festival of St. John, and reaches its peak with fireworks and dancing on the evening of Jun 23. Porto's maritime climate brings mild, rainy winters (Dec–Feb).

It's easy to use Google Flights to find the cheapest days to fly from Atlanta to Porto.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Atlanta to Porto really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Atlanta to Porto.

In terms of flights, United is the most popular. United offers 39 connecting flights per week. United flies from Hartsfield-Jackson Atlanta International Airport (ATL) to Francisco Sá Carneiro Airport (OPO) .

Other popular airlines flying from Atlanta to Porto are:

Turkish Airlines offers 20 connecting flights per week. Turkish Airlines flies from Hartsfield-Jackson Atlanta International Airport (ATL) to Francisco Sá Carneiro Airport (OPO) .
Air France offers 18 connecting flights per week. Air France flies from Hartsfield-Jackson Atlanta International Airport (ATL) to Francisco Sá Carneiro Airport (OPO) .
Lufthansa offers 18 connecting flights per week. Lufthansa flies from Hartsfield-Jackson Atlanta International Airport (ATL) to Francisco Sá Carneiro Airport (OPO) .
KLM offers 14 connecting flights per week. KLM flies from Hartsfield-Jackson Atlanta International Airport (ATL) to Francisco Sá Carneiro Airport (OPO) .
Scandinavian Airlines offers 5 connecting flights per week. Scandinavian Airlines flies from Hartsfield-Jackson Atlanta International Airport (ATL) to Francisco Sá Carneiro Airport (OPO) .

The number of connecting flights refers to distinct flights with at least one stop between Atlanta and Porto.

The cheapest round-trip flight from Atlanta to Porto recently found on Google Flights was with Lufthansa from $911. The cheapest one-way flight was with American, Iberia from $458.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Atlanta to Porto is $923, flying from May 3 to May 19.
The cheapest Turkish Airlines flight from Atlanta to Porto is $1,052, flying from Jul 26 to Aug 11.
The cheapest Air France flight from Atlanta to Porto is $971, flying from May 3 to May 19.
The cheapest Lufthansa flight from Atlanta to Porto is $911, flying from May 3 to May 18.
The cheapest KLM flight from Atlanta to Porto is $963, flying from May 3 to May 18.
The cheapest Scandinavian Airlines flight from Atlanta to Porto is $1,229, flying from Jul 31 to Aug 14.

No airline flies direct from Atlanta to Porto.

There are 39 United connecting flights from Atlanta to Porto per week. Flights are available every day.
There are 20 Turkish Airlines connecting flights from Atlanta to Porto per week. Flights are available every day.
There are 18 Air France connecting flights from Atlanta to Porto per week. Flights are available every day.
There are 18 Lufthansa connecting flights from Atlanta to Porto per week. Flights are available every day.
There are 14 KLM connecting flights from Atlanta to Porto per week. Flights are available every day.
There are 5 Scandinavian Airlines connecting flights from Atlanta to Porto per week. Flights are available on Tuesday, Thursday and Saturday.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Atlanta and Porto at price $958 is offered by Lufthansa from Thu, May 7 to Mon, May 11.

No airline flies direct from Atlanta to Porto.

There are 39 United connecting flights from Atlanta to Porto per week. Flights are available every day.
There are 20 Turkish Airlines connecting flights from Atlanta to Porto per week. Flights are available every day.
There are 18 Air France connecting flights from Atlanta to Porto per week. Flights are available every day.
There are 18 Lufthansa connecting flights from Atlanta to Porto per week. Flights are available every day.
There are 14 KLM connecting flights from Atlanta to Porto per week. Flights are available every day.
There are 5 Scandinavian Airlines connecting flights from Atlanta to Porto per week. Flights are available on Tuesday, Thursday and Saturday.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are no direct flights from Atlanta to Porto.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Atlanta to Porto, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Atlanta and Porto start at $3,679 from Mon, Jul 27 to Mon, Aug 10 with Turkish Airlines.

The cheapest economy class round-trip flights between Atlanta and Porto start at $911 from Sun, May 3 to Mon, May 18.

To book business class trips from Atlanta to Porto, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Atlanta and Porto starts at $958 from Thu, May 7 to Mon, May 11 with Lufthansa.

The cheapest last-minute deal between Atlanta and Porto at price $958 is offered by Lufthansa from Thu, May 7 to Mon, May 11.

To find last-minute flight deals from Atlanta to Porto, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.