What is the cheapest airline that flies from Porto to Dallas/Fort Worth?

Iberia is the most popular carrier operating from Porto to Dallas/Fort Worth

When did momondo last update prices for flights from Porto Airport to Dallas/Fort Worth Airport?

Prices for flights from Porto Airport to Dallas/Fort Worth Airport were last updated today.

How old do you have to be to fly from Porto Airport to Dallas/Fort Worth 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 Dallas/Fort Worth Airport.

What documentation or ID do you need to fly to Dallas/Fort Worth Airport?

The travel and health documents required for your trip to Dallas/Fort Worth Airport 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 Dallas/Fort Worth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$595 Cheap Flights from Porto to Dallas/Fort Worth Airport in 2025/26

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Find the cheapest flights from Porto to Dallas

Round-trip

One-way

Cheap round-trip flights

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6:00 am - 10:59 pmOPO-DFW

22h 59m2 stops

4:15 pm - 2:55 pmDFW-OPO

16h 40m1 stop

$821Lufthansa

Find Deal

Thu, Feb 19 - Mon, Feb 23

6:00 am - 10:59 pmOPO-DFW

22h 59m2 stops

4:15 pm - 10:25 pmDFW-OPO

24h 10m1 stop

$822Lufthansa

Find Deal

Thu, Feb 19 - Mon, Feb 23

6:35 am - 7:55 pmOPO-DFW

19h 20m2 stops

4:05 pm - 10:30 amDFW-OPO

12h 25m1 stop

$823KLM

Find Deal

Thu, Nov 27 - Mon, Dec 1

11:15 am - 12:16 amOPO-DFW

19h 01m2 stops

8:45 am - 10:30 amDFW-OPO

19h 45m2 stops

$824Delta

Find Deal

Thu, Nov 13 - Mon, Nov 17

12:05 pm - 10:59 pmOPO-DFW

40h 54m2 stops

1:10 pm - 5:30 pmDFW-OPO

22h 20m2 stops

$836SWISS

Find Deal

Thu, Feb 19 - Mon, Feb 23

11:20 am - 2:00 pmOPO-DFW

32h 40m1 stop

4:05 pm - 10:30 amDFW-OPO

12h 25m1 stop

$837Air France

Find Deal

Thu, Nov 13 - Mon, Nov 17

12:35 pm - 10:57 pmOPO-DFW

16h 22m2 stops

9:58 am - 9:30 amDFW-OPO

17h 32m2 stops

$841United Airlines

Find Deal

Thu, Nov 13 - Mon, Nov 17

6:35 am - 9:24 pmOPO-DFW

20h 49m2 stops

8:45 am - 10:30 amDFW-OPO

19h 45m2 stops

$847Delta

Find Deal

Thu, Feb 19 - Mon, Feb 23

7:50 pm - 12:50 pmOPO-DFW

23h 00m1 stop

5:35 pm - 5:35 pmDFW-OPO

18h 00m1 stop

$889British Airways

Find Deal

Sat, Dec 20 - Mon, Jan 5

11:20 am - 2:00 pmOPO-DFW

32h 40m1 stop

4:05 pm - 10:30 amDFW-OPO

12h 25m1 stop

$944Air France

Find Deal

Thu, Nov 27 - Mon, Dec 1

Lufthansa flights from Porto to Dallas/Fort Worth Airport

Our best Lufthansa deals on Porto to Dallas/Fort Worth Airport flight tickets

Lufthansa

Feb 19

OPO6:00 amPorto

22h 59m

2 stops

DFW10:59 pmDallas/Fort Worth

Feb 23

DFW4:15 pmDallas/Fort Worth

16h 40m

1 stop

OPO2:55 pmPorto

$821

Find similar

Lufthansa

Feb 19

OPO6:00 amPorto

22h 59m

2 stops

DFW10:59 pmDallas/Fort Worth

Feb 23

DFW4:15 pmDallas/Fort Worth

24h 10m

1 stop

OPO10:25 pmPorto

$822

Find similar

KLM flights from Porto to Dallas/Fort Worth Airport

Our best KLM deals on Porto to Dallas/Fort Worth Airport flight tickets

KLM

Nov 27

OPO6:35 amPorto

19h 20m

2 stops

DFW7:55 pmDallas/Fort Worth

Dec 1

DFW4:05 pmDallas/Fort Worth

12h 25m

1 stop

OPO10:30 amPorto

$823

Find similar

KLM

Nov 13

OPO6:35 amPorto

21h 29m

2 stops

DFW10:04 pmDallas/Fort Worth

Nov 17

DFW4:05 pmDallas/Fort Worth

12h 25m

1 stop

OPO10:30 amPorto

$824

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Porto to Dallas/Fort Worth Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 2/19

6:00 am-10:59 pm

2 stops22h 59m

Dallas/Fort Worth

Mon 2/23

4:15 pm-2:55 pm

1 stop16h 40m

$821

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 2/19

6:00 am-10:59 pm

2 stops22h 59m

Dallas/Fort Worth

Mon 2/23

4:15 pm-10:25 pm

1 stop24h 10m

$822

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 11/27

6:35 am-7:55 pm

2 stops19h 20m

Dallas/Fort Worth

Mon 12/1

4:05 pm-10:30 am

1 stop12h 25m

$823

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 11/13

11:15 am-12:16 am

2 stops19h 01m

Dallas/Fort Worth

Mon 11/17

8:45 am-10:30 am

2 stops19h 45m

$824

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 2/19

12:05 pm-10:59 pm

2 stops40h 54m

Dallas/Fort Worth

Mon 2/23

1:10 pm-5:30 pm

2 stops22h 20m

$836

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 11/13

11:20 am-2:00 pm

1 stop32h 40m

Dallas/Fort Worth

Mon 11/17

4:05 pm-10:30 am

1 stop12h 25m

$837

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 11/13

12:35 pm-10:57 pm

2 stops16h 22m

Dallas/Fort Worth

Mon 11/17

9:58 am-9:30 am

2 stops17h 32m

$841

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 2/19

6:35 am-9:24 pm

2 stops20h 49m

Dallas/Fort Worth

Mon 2/23

8:45 am-10:30 am

2 stops19h 45m

$847

PortoDallas

OPO - DFW

OPODFW

Porto

Sat 12/20

7:50 pm-12:50 pm

1 stop23h 00m

Dallas/Fort Worth

Mon 1/5

5:35 pm-5:35 pm

1 stop18h 00m

$889

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 11/27

11:20 am-2:00 pm

1 stop32h 40m

Dallas/Fort Worth

Mon 12/1

4:05 pm-10:30 am

1 stop12h 25m

$944

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Porto to Dallas/Fort Worth Airport

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 day to depart on your flight to Dallas/Fort Worth Airport?

On average, the least expensive day to fly to Dallas/Fort Worth Airport from Porto is on a Sunday. momondo users have found tickets for Sunday departures for as low as $845. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Porto to Dallas/Fort Worth Airport for around $962.

When to book flights from Porto to Dallas/Fort Worth Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Porto to Dallas/Fort Worth Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Porto to Dallas/Fort Worth Airport (OPO to DFW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto to Dallas/Fort Worth Airport

Direct flights	None

There are no direct flights from Porto to Dallas/Fort Worth Airport. There are no popular flight routes from Porto to Dallas/Fort Worth Airport.

Search flight deals

How far is Porto to Dallas/Fort Worth by plane?
Dallas/Fort Worth is 4693.4 mi away from Porto. In terms of flight time, this usually takes a little over 16h 22m.
When did momondo last update prices for flights from Porto Airport to Dallas/Fort Worth Airport?
Prices for flights from Porto Airport to Dallas/Fort Worth Airport were last updated today.
How old do you have to be to fly from Porto Airport to Dallas/Fort Worth 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 Dallas/Fort Worth Airport.
What documentation or ID do you need to fly to Dallas/Fort Worth Airport?
The travel and health documents required for your trip to Dallas/Fort Worth Airport 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 Dallas/Fort Worth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Frisco

Grapevine

Irving

Plano

Denton

Thackerville

Grand Prairie

McKinney

Durant

Rockwall

Garland

Richardson

Ardmore

Lewisville

Addison

Allen

Granbury

Mansfield

Why use momondo?

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

It is quick and easy to find Porto to Dallas flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Dallas that suits you.

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

Flights from Porto to Dallas with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Dallas from Porto.

I’m not ready to book a flight from Porto to Dallas right now. Can momondo alert me if prices change?

Price alerts on flights to Dallas from Porto are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.