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Cheap flights from Dallas/Fort Worth Airport to Porto from $501

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dallas/Fort Worth Airport to Porto departing on 6/5. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Dallas/Fort Worth Airport to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
7:40 pm - 8:05 pm
DFW
-
OPO
18h 25m
1 stop
British Airways Logo
8:20 am - 8:10 pm
OPO
-
DFW
17h 50m
1 stop
$647British Airways
Mon, Apr 13 - Tue, Apr 28
Iberia Logo
9:45 pm - 8:00 pm
DFW
-
OPO
16h 15m
1 stop
Iberia Logo
8:20 am - 8:10 pm
OPO
-
DFW
17h 50m
1 stop
$650Iberia
Tue, Apr 21 - Tue, Apr 28
Iberia Logo
9:45 pm - 8:00 pm
DFW
-
OPO
16h 15m
1 stop
Iberia Logo
12:25 pm - 8:10 pm
OPO
-
DFW
13h 45m
1 stop
$652Iberia
Mon, Apr 13 - Tue, Apr 28
Multiple Airlines Logo
10:59 pm - 8:05 pm
DFW
-
OPO
15h 06m
1 stop
Multiple Airlines Logo
12:25 pm - 8:10 pm
OPO
-
DFW
13h 45m
1 stop
$653Multiple Airlines
Mon, Apr 13 - Tue, Apr 28
Turkish Airlines Logo
9:30 pm - 10:00 am
DFW
-
OPO
30h 30m
1 stop
Turkish Airlines Logo
4:50 pm - 12:45 pm
OPO
-
DFW
25h 55m
1 stop
$654Turkish Airlines
Tue, May 5 - Tue, May 12
KLM Logo
11:16 am - 10:40 am
DFW
-
OPO
17h 24m
2 stops
KLM Logo
11:30 am - 12:32 am
OPO
-
DFW
19h 02m
2 stops
$657KLM
Mon, Apr 13 - Tue, Apr 28
KLM Logo
11:16 am - 10:40 am
DFW
-
OPO
17h 24m
2 stops
KLM Logo
11:30 am - 12:32 am
OPO
-
DFW
19h 02m
2 stops
$658KLM
Mon, Apr 13 - Tue, Apr 28
American Airlines Logo
8:35 am - 7:40 am
DFW
-
OPO
17h 05m
2 stops
American Airlines Logo
12:25 pm - 8:10 pm
OPO
-
DFW
13h 45m
1 stop
$659American Airlines
Mon, Apr 13 - Tue, Apr 28
Delta Logo
1:37 pm - 3:25 pm
DFW
-
OPO
19h 48m
2 stops
Delta Logo
5:00 am - 10:17 pm
OPO
-
DFW
23h 17m
2 stops
$661Delta
Tue, Apr 21 - Tue, Apr 28
American Airlines Logo
9:45 pm - 7:40 am
DFW
-
OPO
27h 55m
1 stop
American Airlines Logo
12:25 pm - 8:10 pm
OPO
-
DFW
13h 45m
1 stop
$662American Airlines
Tue, Apr 7 - Tue, Apr 14

Turkish Airlines flights from Dallas/Fort Worth Airport to Porto

Our best Turkish Airlines deals on Dallas/Fort Worth Airport to Porto flight tickets
Turkish Airlines
May 5
DFW9:30 pmDallas/Fort Worth
30h 30m
1 stop
OPO10:00 amPorto
May 12
OPO4:50 pmPorto
25h 55m
1 stop
DFW12:45 pmDallas/Fort Worth
$654
Turkish Airlines
May 1
DFW2:30 pmDallas/Fort Worth
19h 10m
1 stop
OPO3:40 pmPorto
May 8
OPO10:40 amPorto
38h 55m
1 stop
DFW7:35 pmDallas/Fort Worth
$690
Turkish Airlines
Apr 28
DFW9:30 pmDallas/Fort Worth
20h 00m
1 stop
OPO11:30 pmPorto
May 15
OPO10:40 amPorto
38h 55m
1 stop
DFW7:35 pmDallas/Fort Worth
$714

KLM flights from Dallas/Fort Worth Airport to Porto

Our best KLM deals on Dallas/Fort Worth Airport to Porto flight tickets
KLM
Apr 13
DFW11:16 amDallas/Fort Worth
17h 24m
2 stops
OPO10:40 amPorto
Apr 28
OPO11:30 amPorto
19h 02m
2 stops
DFW12:32 amDallas/Fort Worth
$657
KLM
Apr 13
DFW11:16 amDallas/Fort Worth
17h 24m
2 stops
OPO10:40 amPorto
Apr 28
OPO11:30 amPorto
19h 02m
2 stops
DFW12:32 amDallas/Fort Worth
$658
KLM
Apr 13
DFW11:16 amDallas/Fort Worth
17h 24m
2 stops
OPO10:40 amPorto
Apr 28
OPO11:30 amPorto
19h 02m
2 stops
DFW12:32 amDallas/Fort Worth
$666

momondo Fare Finder

 
Customize your flight search to find flights from Dallas/Fort Worth Airport to Porto 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 10, 2026.
Use the filters below to find and compare flights from Dallas/Fort Worth Airport to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 4/13

7:40 pm-8:05 pm

1 stop18h 25m

Porto

Tue 4/28

8:20 am-8:10 pm

1 stop17h 50m

$647

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 4/21

9:45 pm-8:00 pm

1 stop16h 15m

Porto

Tue 4/28

8:20 am-8:10 pm

1 stop17h 50m

$650

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 4/13

9:45 pm-8:00 pm

1 stop16h 15m

Porto

Tue 4/28

12:25 pm-8:10 pm

1 stop13h 45m

$652
Quickest round-trip

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 4/13

10:59 pm-8:05 pm

1 stop15h 06m

Porto

Tue 4/28

12:25 pm-8:10 pm

1 stop13h 45m

$653

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 5/5

9:30 pm-10:00 am

1 stop30h 30m

Porto

Tue 5/12

4:50 pm-12:45 pm

1 stop25h 55m

$654

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 4/13

11:16 am-10:40 am

2 stops17h 24m

Porto

Tue 4/28

11:30 am-12:32 am

2 stops19h 02m

$657

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 4/13

11:16 am-10:40 am

2 stops17h 24m

Porto

Tue 4/28

11:30 am-12:32 am

2 stops19h 02m

$658

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 4/13

8:35 am-7:40 am

2 stops17h 05m

Porto

Tue 4/28

12:25 pm-8:10 pm

1 stop13h 45m

$659

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 4/21

1:37 pm-3:25 pm

2 stops19h 48m

Porto

Tue 4/28

5:00 am-10:17 pm

2 stops23h 17m

$661

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 4/7

9:45 pm-7:40 am

1 stop27h 55m

Porto

Tue 4/14

12:25 pm-8:10 pm

1 stop13h 45m

$662

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 Porto from

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

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 typical price of a round-trip flight between Dallas/Fort Worth Airport and Porto?

What is the cheapest month to fly to Porto?

The month of December is, on average, the cheapest month to fly to Porto from Dallas/Fort Worth Airport, with most prices found around $618. If you aren’t able to travel during the month of December, then book flights to Porto from Dallas/Fort Worth Airport during August instead. Flights to Porto in August, while not as cheap as those in December, still average around $645.

How far in advance should I book a flight to Porto?

You are more likely to see cheaper flights to Porto from Dallas/Fort Worth Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $782 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from Dallas/Fort Worth Airport for as low as $622 on momondo.

Can stopping save me money on Dallas/Fort Worth Airport to Porto flights?

You could potentially save up to 3% on your flight if you consider stops on a Dallas/Fort Worth Airport to Porto flight.

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

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

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

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

Fastest flight time

11h 55m

Direct flights

None
The fastest flight from Dallas/Fort Worth Airport to Porto takes 11h 55m
There are no direct flights from Dallas/Fort Worth Airport to Porto. There are no popular flight routes from Dallas/Fort Worth Airport to Porto.
Search flight deals

  • How far is Dallas/Fort Worth to Porto by plane?

    There are 4693.4 mi between Dallas/Fort Worth and Porto. Typically, this will take 11h 55m by plane in normal conditions.

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

    Prices for flights from Dallas/Fort Worth Airport to Porto Airport are updated daily.

  • How many operators does momondo search for flights from Dallas/Fort Worth Airport to Porto Airport?

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dallas/Fort Worth Airport to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The required travel and health documents for your Porto 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 Porto 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 Dallas/Fort Worth Airport to Porto?

Best airlines flying from Dallas/Fort Worth Airport to Porto

Compare and see reviews for airlines that fly from Dallas/Fort Worth Airport to Porto with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $546Free CancellationRating
7.1
11,415 reviews
Search American Airlines flights
DeltaPriceFrom $569Free CancellationRating
7.9
8,276 reviews
Search Delta flights
IberiaPriceFrom $576Free CancellationRating
7.0
3,133 reviews
Search Iberia flights
United AirlinesPriceFrom $693Free CancellationRating
7.4
9,410 reviews
Search United Airlines flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Coimbra
Braga
Aveiro
Matosinhos
Esposende
Lamego
Chaves
Pinhao
Guimarães
Espinho
Arcos de Valdevez
Viseu
Ponte de Lima
Curia
Penafiel
Mesao Frio
Mira
Baiao

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dallas to Porto for you.

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

Yes. All flights to Porto from Dallas on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Porto from Dallas. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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