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Cheap flights from Dallas/Fort Worth Airport to Porto from $282

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 5/4. 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 Dallas/Fort Worth Airport to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
4:45 pm - 7:50 pm
DFW
-
OPO
21h 05m
1 stop
British Airways Logo
8:20 am - 8:10 pm
OPO
-
DFW
17h 50m
1 stop
$552British Airways
Mon, May 4 - Tue, May 19
British Airways Logo
7:40 pm - 7:50 pm
DFW
-
OPO
18h 10m
1 stop
British Airways Logo
12:25 pm - 8:10 pm
OPO
-
DFW
13h 45m
1 stop
$553British Airways
Mon, May 4 - Wed, May 20
Multiple Airlines Logo
3:45 pm - 4:45 pm
DFW
-
OPO
19h 00m
1 stop
Multiple Airlines Logo
9:55 pm - 2:55 pm
OPO
-
DFW
23h 00m
1 stop
$554Multiple Airlines
Wed, Feb 18 - Thu, Feb 26
British Airways Logo
2:56 pm - 7:50 pm
DFW
-
OPO
22h 54m
2 stops
British Airways Logo
8:20 am - 8:10 pm
OPO
-
DFW
17h 50m
1 stop
$556British Airways
Mon, Mar 30 - Thu, Apr 16
British Airways Logo
8:49 am - 7:50 pm
DFW
-
OPO
29h 01m
2 stops
British Airways Logo
8:20 am - 8:10 pm
OPO
-
DFW
17h 50m
1 stop
$557British Airways
Mon, May 4 - Tue, May 19
Multiple Airlines Logo
12:20 pm - 1:15 pm
DFW
-
OPO
19h 55m
2 stops
Multiple Airlines Logo
6:20 am - 2:49 pm
OPO
-
DFW
38h 29m
2 stops
$558Multiple Airlines
Wed, Mar 18 - Thu, Apr 9
United Airlines Logo
12:06 pm - 9:30 am
DFW
-
OPO
15h 24m
2 stops
United Airlines Logo
6:00 am - 8:33 pm
OPO
-
DFW
20h 33m
2 stops
$560United Airlines
Mon, Feb 23 - Wed, Mar 4
Multiple Airlines Logo
12:00 pm - 12:05 pm
DFW
-
OPO
18h 05m
2 stops
Multiple Airlines Logo
6:00 am - 9:32 pm
OPO
-
DFW
45h 32m
2 stops
$561Multiple Airlines
Wed, Feb 18 - Thu, Feb 26
Multiple Airlines Logo
7:00 am - 12:05 pm
DFW
-
OPO
23h 05m
2 stops
Multiple Airlines Logo
6:00 am - 2:49 pm
OPO
-
DFW
38h 49m
2 stops
$562Multiple Airlines
Mon, Mar 30 - Thu, Apr 16
United Airlines Logo
7:10 am - 9:30 am
DFW
-
OPO
20h 20m
2 stops
United Airlines Logo
6:00 am - 9:32 pm
OPO
-
DFW
44h 32m
2 stops
$564United Airlines
Sun, Mar 1 - Tue, Mar 17

United Airlines flights from Dallas/Fort Worth Airport to Porto

Our best United Airlines deals on Dallas/Fort Worth Airport to Porto flight tickets
United Airlines
Mar 1
DFW7:10 amDallas/Fort Worth
20h 20m
2 stops
OPO9:30 amPorto
Mar 17
OPO6:00 amPorto
44h 32m
2 stops
DFW9:32 pmDallas/Fort Worth
$564
United Airlines
Apr 16
DFW7:25 amDallas/Fort Worth
21h 50m
2 stops
OPO11:15 amPorto
Apr 21
OPO12:00 pmPorto
32h 49m
2 stops
DFW2:49 pmDallas/Fort Worth
$623
United Airlines
Feb 26
DFW7:00 amDallas/Fort Worth
20h 30m
2 stops
OPO9:30 amPorto
Mar 31
OPO12:00 pmPorto
32h 15m
1 stop
DFW2:15 pmDallas/Fort Worth
$626

Iberia flights from Dallas/Fort Worth Airport to Porto

Our best Iberia deals on Dallas/Fort Worth Airport to Porto flight tickets
Iberia
Apr 26
DFW4:55 pmDallas/Fort Worth
12h 50m
1 stop
OPO11:45 amPorto
May 8
OPO12:25 pmPorto
13h 45m
1 stop
DFW8:10 pmDallas/Fort Worth
$565
Iberia
May 4
DFW9:45 pmDallas/Fort Worth
16h 15m
1 stop
OPO8:00 pmPorto
May 18
OPO8:40 pmPorto
29h 30m
1 stop
DFW8:10 pmDallas/Fort Worth
$571
Iberia
May 8
DFW10:59 pmDallas/Fort Worth
26h 41m
2 stops
OPO7:40 amPorto
May 15
OPO12:25 pmPorto
13h 45m
1 stop
DFW8:10 pmDallas/Fort Worth
$607

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 January 21, 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

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 5/4

4:45 pm-7:50 pm

1 stop21h 05m

Porto

Tue 5/19

8:20 am-8:10 pm

1 stop17h 50m

$552

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 5/4

7:40 pm-7:50 pm

1 stop18h 10m

Porto

Wed 5/20

12:25 pm-8:10 pm

1 stop13h 45m

$553

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Wed 2/18

3:45 pm-4:45 pm

1 stop19h 00m

Porto

Thu 2/26

9:55 pm-2:55 pm

1 stop23h 00m

$554

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 3/30

2:56 pm-7:50 pm

2 stops22h 54m

Porto

Thu 4/16

8:20 am-8:10 pm

1 stop17h 50m

$556

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 5/4

8:49 am-7:50 pm

2 stops29h 01m

Porto

Tue 5/19

8:20 am-8:10 pm

1 stop17h 50m

$557

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Wed 3/18

12:20 pm-1:15 pm

2 stops19h 55m

Porto

Thu 4/9

6:20 am-2:49 pm

2 stops38h 29m

$558

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 2/23

12:06 pm-9:30 am

2 stops15h 24m

Porto

Wed 3/4

6:00 am-8:33 pm

2 stops20h 33m

$560

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Wed 2/18

12:00 pm-12:05 pm

2 stops18h 05m

Porto

Thu 2/26

6:00 am-9:32 pm

2 stops45h 32m

$561

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 3/30

7:00 am-12:05 pm

2 stops23h 05m

Porto

Thu 4/16

6:00 am-2:49 pm

2 stops38h 49m

$562

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Sun 3/1

7:10 am-9:30 am

2 stops20h 20m

Porto

Tue 3/17

6:00 am-9:32 pm

2 stops44h 32m

$564

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 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 $701.

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 $824 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 $703 on momondo.

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

You could potentially save up to 30% 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

12h 25m

Direct flights

None
The fastest flight from Dallas/Fort Worth Airport to Porto takes 12h 25m
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 12h 25m 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
7.2
11,174 reviews
Search American Airlines flights
IberiaPriceFrom $565Free CancellationRating
7.0
3,094 reviews
Search Iberia flights
DeltaPriceFrom $569Free CancellationRating
7.9
8,089 reviews
Search Delta flights
United AirlinesPriceFrom $693Free CancellationRating
7.4
9,191 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
Matosinhos
Aveiro
Esposende
Lamego
Guimarães
Espinho
Chaves
Pinhao
Arcos de Valdevez
Ponte de Lima
Viseu
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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