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Cheap flights from Dallas/Fort Worth Airport to Porto from $233

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 11/18. 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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Find the cheapest flights from Dallas/Fort Worth Airport to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:05 am - 6:30 pmDFW-OPO
29h 25m2 stops
Multiple Airlines Logo
6:00 am - 9:32 pmOPO-DFW
21h 32m2 stops
$512Multiple Airlines
Find Deal
Thu, Dec 4 - Thu, Dec 11
Multiple Airlines Logo
4:15 pm - 2:45 pmDFW-OPO
16h 30m1 stop
Multiple Airlines Logo
6:00 am - 9:32 pmOPO-DFW
21h 32m2 stops
$523Multiple Airlines
Find Deal
Tue, Dec 2 - Tue, Dec 9
Delta Logo
4:05 pm - 10:30 amDFW-OPO
12h 25m1 stop
Delta Logo
6:00 am - 12:03 amOPO-DFW
24h 03m2 stops
$537Delta
Find Deal
Mon, Nov 24 - Sat, Dec 6
Delta Logo
5:25 am - 10:30 amDFW-OPO
23h 05m2 stops
Delta Logo
6:00 am - 12:03 amOPO-DFW
24h 03m2 stops
$541Delta
Find Deal
Mon, Nov 24 - Sat, Dec 6
Iberia Logo
1:55 pm - 7:40 amDFW-OPO
11h 45m1 stop
Iberia Logo
8:20 am - 4:30 pmOPO-DFW
14h 10m1 stop
$544Iberia
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Thu, Dec 4 - Thu, Dec 11
United Airlines Logo
7:20 am - 9:30 amDFW-OPO
20h 10m2 stops
United Airlines Logo
12:30 pm - 2:25 pmOPO-DFW
31h 55m1 stop
$552United Airlines
Find Deal
Fri, Nov 28 - Wed, Dec 3
American Airlines Logo
1:55 pm - 4:00 pmDFW-OPO
20h 05m1 stop
American Airlines Logo
8:20 am - 7:36 pmOPO-DFW
17h 16m2 stops
$554American Airlines
Find Deal
Thu, Nov 27 - Thu, Dec 4
Iberia Logo
1:55 pm - 7:40 amDFW-OPO
11h 45m1 stop
Iberia Logo
8:20 am - 4:30 pmOPO-DFW
14h 10m1 stop
$594Iberia
Find Deal
Thu, Nov 27 - Thu, Dec 4
American Airlines Logo
1:55 pm - 4:00 pmDFW-OPO
20h 05m1 stop
American Airlines Logo
8:20 am - 9:48 pmOPO-DFW
19h 28m2 stops
$604American Airlines
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Thu, Dec 4 - Thu, Dec 11
United Airlines Logo
5:17 pm - 9:30 amDFW-OPO
11h 13m1 stop
United Airlines Logo
6:00 am - 8:04 pmOPO-DFW
20h 04m2 stops
$614United Airlines
Find Deal
Sun, Mar 22 - Thu, Apr 9

Air Canada flights from Dallas/Fort Worth Airport to Porto

Our best Air Canada deals on Dallas/Fort Worth Airport to Porto flight tickets
Air Canada
Nov 27
DFW12:20 pmDallas/Fort Worth
17h 45m
2 stops
OPO12:05 pmPorto
Dec 4
OPO6:00 amPorto
21h 32m
2 stops
DFW9:32 pmDallas/Fort Worth
$533
Find similar
Air Canada
Nov 24
DFW7:05 amDallas/Fort Worth
23h 45m
2 stops
OPO12:50 pmPorto
Dec 2
OPO6:00 amPorto
38h 57m
2 stops
DFW2:57 pmDallas/Fort Worth
$538
Find similar
Air Canada
Nov 25
DFW7:05 amDallas/Fort Worth
22h 35m
2 stops
OPO11:40 amPorto
Dec 2
OPO6:00 amPorto
38h 57m
2 stops
DFW2:57 pmDallas/Fort Worth
$551
Find similar

Delta flights from Dallas/Fort Worth Airport to Porto

Our best Delta deals on Dallas/Fort Worth Airport to Porto flight tickets
Delta
Nov 24
DFW4:05 pmDallas/Fort Worth
12h 25m
1 stop
OPO10:30 amPorto
Dec 6
OPO6:00 amPorto
24h 03m
2 stops
DFW12:03 amDallas/Fort Worth
$537
Find similar
Delta
Nov 24
DFW5:25 amDallas/Fort Worth
23h 05m
2 stops
OPO10:30 amPorto
Dec 6
OPO6:00 amPorto
24h 03m
2 stops
DFW12:03 amDallas/Fort Worth
$541
Find similar
Delta
Nov 24
DFW4:05 pmDallas/Fort Worth
12h 25m
1 stop
OPO10:30 amPorto
Dec 4
OPO11:20 amPorto
32h 40m
1 stop
DFW2:00 pmDallas/Fort Worth
$545
Find similar

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 October 20, 2025.
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

Thu 12/4

7:05 am-6:30 pm

2 stops29h 25m

Porto

Thu 12/11

6:00 am-9:32 pm

2 stops21h 32m

$512

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 12/2

4:15 pm-2:45 pm

1 stop16h 30m

Porto

Tue 12/9

6:00 am-9:32 pm

2 stops21h 32m

$523

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 11/24

4:05 pm-10:30 am

1 stop12h 25m

Porto

Sat 12/6

6:00 am-12:03 am

2 stops24h 03m

$537

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 11/24

5:25 am-10:30 am

2 stops23h 05m

Porto

Sat 12/6

6:00 am-12:03 am

2 stops24h 03m

$541

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Thu 12/4

1:55 pm-7:40 am

1 stop11h 45m

Porto

Thu 12/11

8:20 am-4:30 pm

1 stop14h 10m

$544

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Fri 11/28

7:20 am-9:30 am

2 stops20h 10m

Porto

Wed 12/3

12:30 pm-2:25 pm

1 stop31h 55m

$552

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Thu 11/27

1:55 pm-4:00 pm

1 stop20h 05m

Porto

Thu 12/4

8:20 am-7:36 pm

2 stops17h 16m

$554

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Thu 11/27

1:55 pm-7:40 am

1 stop11h 45m

Porto

Thu 12/4

8:20 am-4:30 pm

1 stop14h 10m

$594

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Thu 12/4

1:55 pm-4:00 pm

1 stop20h 05m

Porto

Thu 12/11

8:20 am-9:48 pm

2 stops19h 28m

$604

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Sun 3/22

5:17 pm-9:30 am

1 stop11h 13m

Porto

Thu 4/9

6:00 am-8:04 pm

2 stops20h 04m

$614

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 January is, on average, the cheapest month to fly to Porto from Dallas/Fort Worth Airport, with most prices found around $507. If you aren’t able to travel during the month of January, then book flights to Porto from Dallas/Fort Worth Airport during February instead. Flights to Porto in February, while not as cheap as those in January, still average around $656.

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Tuesday when prices can be found for as low as $729. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $1,033. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

In the evening is the cheapest time of day to fly from Dallas/Fort Worth Airport to Porto when you can find flight prices for as low as $802. Flying to Porto in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,218 on average. Flights to Porto from Dallas/Fort Worth Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 $789 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 $585 on momondo.

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

Direct flights

None
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.
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  • 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 13m 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
DeltaPriceFrom $534Free CancellationRating
7.9
7,978 reviews
Search Delta flights
American AirlinesPriceFrom $546Free CancellationRating
7.2
11,023 reviews
Search American Airlines flights
IberiaPriceFrom $576Free CancellationRating
7.0
2,996 reviews
Search Iberia flights
British AirwaysPriceFrom $659Free CancellationRating
6.7
7,461 reviews
Search British Airways flights
United AirlinesPriceFrom $693Free CancellationRating
7.4
8,991 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
Aveiro
Braga
Matosinhos
Esposende
Lamego
Guimarães
Chaves
Espinho
Viseu
Ponte de Lima
Arcos de Valdevez
Pinhao
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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