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Cheap flights from Dallas/Fort Worth Airport to Portugal from $324

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 Portugal departing on 10/19. 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
0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
12:25 pm - 9:20 am
DFW
-
LIS
14h 55m
1 stop
Air Canada Logo
11:25 am - 9:34 pm
LIS
-
DFW
16h 09m
1 stop
$710Air Canada
Thu, Oct 15 - Thu, Oct 22
Air Canada Logo
12:25 pm - 9:20 am
DFW
-
LIS
14h 55m
1 stop
Air Canada Logo
11:25 am - 9:34 pm
LIS
-
DFW
16h 09m
1 stop
$718Air Canada
Tue, Oct 13 - Mon, Oct 19
Air Canada Logo
12:25 pm - 9:20 am
DFW
-
LIS
14h 55m
1 stop
Air Canada Logo
1:00 pm - 7:47 pm
LIS
-
DFW
12h 47m
1 stop
$722Air Canada
Tue, Oct 13 - Sun, Oct 18
American Airlines Logo
9:45 pm - 5:55 pm
DFW
-
LIS
14h 10m
1 stop
American Airlines Logo
6:35 am - 8:10 pm
LIS
-
DFW
19h 35m
1 stop
$762American Airlines
Tue, Oct 13 - Tue, Oct 20
Turkish Airlines Logo
9:30 pm - 3:40 pm
DFW
-
OPO
36h 10m
1 stop
Turkish Airlines Logo
4:40 pm - 7:35 pm
OPO
-
DFW
32h 55m
1 stop
$784Turkish Airlines
Thu, Oct 1 - Wed, Oct 7
Turkish Airlines Logo
9:30 pm - 3:45 pm
DFW
-
OPO
36h 15m
1 stop
Turkish Airlines Logo
11:00 am - 7:35 pm
OPO
-
DFW
38h 35m
1 stop
$785Turkish Airlines
Wed, Sep 16 - Thu, Sep 24
Iberia Logo
10:26 am - 12:25 pm
DFW
-
FNC
19h 59m
2 stops
Iberia Logo
1:35 pm - 8:10 pm
FNC
-
DFW
36h 35m
1 stop
$1,079Iberia
Wed, Aug 19 - Wed, Aug 26
Iberia Logo
9:19 am - 12:25 pm
DFW
-
FNC
21h 06m
2 stops
Iberia Logo
1:20 pm - 12:59 am
FNC
-
DFW
41h 39m
2 stops
$1,114Iberia
Wed, May 27 - Mon, Jun 8
British Airways Logo
4:50 pm - 12:35 pm
DFW
-
FNC
37h 45m
2 stops
British Airways Logo
1:10 pm - 1:00 pm
FNC
-
DFW
29h 50m
1 stop
$1,119British Airways
Fri, Sep 4 - Sat, Sep 12
British Airways Logo
8:50 pm - 12:35 pm
DFW
-
FNC
33h 45m
1 stop
British Airways Logo
1:10 pm - 1:00 pm
FNC
-
DFW
29h 50m
1 stop
$1,157British Airways
Fri, Sep 4 - Sat, Sep 12

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Air Canada flights from Dallas/Fort Worth Airport to Portugal

Our best Air Canada deals on Dallas/Fort Worth Airport to Portugal flight tickets
Air Canada
Oct 15
DFW12:25 pmDallas/Fort Worth
14h 55m
1 stop
LIS9:20 amLisbon Humberto Delgado
Oct 22
LIS11:25 amLisbon Humberto Delgado
16h 09m
1 stop
DFW9:34 pmDallas/Fort Worth
$710
Air Canada
Oct 13
DFW12:25 pmDallas/Fort Worth
14h 55m
1 stop
LIS9:20 amLisbon Humberto Delgado
Oct 19
LIS11:25 amLisbon Humberto Delgado
16h 09m
1 stop
DFW9:34 pmDallas/Fort Worth
$718
Air Canada
Oct 13
DFW12:25 pmDallas/Fort Worth
14h 55m
1 stop
LIS9:20 amLisbon Humberto Delgado
Oct 18
LIS1:00 pmLisbon Humberto Delgado
12h 47m
1 stop
DFW7:47 pmDallas/Fort Worth
$722

United Airlines flights from Dallas/Fort Worth Airport to Portugal

Our best United Airlines deals on Dallas/Fort Worth Airport to Portugal flight tickets
United Airlines
Oct 13
DFW12:25 pmDallas/Fort Worth
14h 55m
1 stop
LIS9:20 amLisbon Humberto Delgado
Oct 20
LIS5:05 amLisbon Humberto Delgado
14h 30m
1 stop
DFW1:35 pmDallas/Fort Worth
$765
United Airlines
Oct 13
DFW7:00 amDallas/Fort Worth
19h 20m
2 stops
LIS8:20 amLisbon Humberto Delgado
Oct 27
LIS5:00 amLisbon Humberto Delgado
15h 25m
1 stop
DFW3:25 pmDallas/Fort Worth
$766
United Airlines
Oct 14
DFW7:29 amDallas/Fort Worth
18h 51m
1 stop
LIS8:20 amLisbon Humberto Delgado
Oct 23
LIS11:25 amLisbon Humberto Delgado
30h 28m
2 stops
DFW11:53 amDallas/Fort Worth
$767

momondo Fare Finder

 
Customize your flight search to find flights from Dallas/Fort Worth Airport to Portugal 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 May 2, 2026.
Use the filters below to find and compare flights from Dallas/Fort Worth Airport to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Thu 10/15

12:25 pm-9:20 am

1 stop14h 55m

Lisbon Humberto Delgado

Thu 10/22

11:25 am-9:34 pm

1 stop16h 09m

$710

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 10/13

12:25 pm-9:20 am

1 stop14h 55m

Lisbon Humberto Delgado

Mon 10/19

11:25 am-9:34 pm

1 stop16h 09m

$718
Quickest round-trip

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 10/13

12:25 pm-9:20 am

1 stop14h 55m

Lisbon Humberto Delgado

Sun 10/18

1:00 pm-7:47 pm

1 stop12h 47m

$722

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 10/13

9:45 pm-5:55 pm

1 stop14h 10m

Lisbon Humberto Delgado

Tue 10/20

6:35 am-8:10 pm

1 stop19h 35m

$762

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Thu 10/1

9:30 pm-3:40 pm

1 stop36h 10m

Porto

Wed 10/7

4:40 pm-7:35 pm

1 stop32h 55m

$784

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Wed 9/16

9:30 pm-3:45 pm

1 stop36h 15m

Porto

Thu 9/24

11:00 am-7:35 pm

1 stop38h 35m

$785

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Wed 8/19

10:26 am-12:25 pm

2 stops19h 59m

Funchal Madeira

Wed 8/26

1:35 pm-8:10 pm

1 stop36h 35m

$1,079

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Wed 5/27

9:19 am-12:25 pm

2 stops21h 06m

Funchal Madeira

Mon 6/8

1:20 pm-12:59 am

2 stops41h 39m

$1,114

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Fri 9/4

4:50 pm-12:35 pm

2 stops37h 45m

Funchal Madeira

Sat 9/12

1:10 pm-1:00 pm

1 stop29h 50m

$1,119

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Fri 9/4

8:50 pm-12:35 pm

1 stop33h 45m

Funchal Madeira

Sat 9/12

1:10 pm-1:00 pm

1 stop29h 50m

$1,157

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 Portugal from

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

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 Portugal?

The cheapest month to fly to Portugal from Dallas/Fort Worth Airport is in April. Flight prices, which tend to average around $382, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Portugal from Dallas/Fort Worth Airport during December instead. Flights to Portugal in December, while not as cheap as those in April, still average around $414.

How far in advance should I book a flight from Dallas/Fort Worth Airport to Portugal?

You are more likely to see cheaper flights to Portugal from Dallas/Fort Worth Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $721 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Dallas/Fort Worth Airport for as low as $666 on momondo.

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

You could potentially save up to 18% on your flight if you consider stops on a Dallas/Fort Worth Airport to Portugal flight.

Cheap Dallas/Fort Worth Airport to Portugal flight deals and tips

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

Fastest flight time

11h 08m

Direct flights

None
The fastest flight from Dallas/Fort Worth Airport to Portugal takes 11h 08m
There are no direct flights from Dallas/Fort Worth Airport to Portugal. There are no popular flight routes from Dallas/Fort Worth Airport to Portugal.
Search flight deals

Frequently asked questions about flying from Dallas/Fort Worth Airport to Portugal

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

    Prices for flights from Dallas/Fort Worth Airport to Portugal refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Dallas/Fort Worth Airport to Portugal.

  • What documentation or ID do you need to fly to Portugal?

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

Best airlines flying from Dallas/Fort Worth Airport to Portugal

Compare and see reviews for airlines that fly from Dallas/Fort Worth Airport to Portugal with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $457Free CancellationRating
6.8
7,964 reviews
Search Lufthansa flights
IberiaPriceFrom $494Free CancellationRating
7.0
3,205 reviews
Search Iberia flights
British AirwaysPriceFrom $496Free CancellationRating
6.7
7,937 reviews
Search British Airways flights
American AirlinesPriceFrom $497Free CancellationRating
7.1
11,679 reviews
Search American Airlines flights
FinnairPriceFrom $509Free CancellationRating
7.6
1,392 reviews
Search Finnair flights
Air CanadaPriceFrom $516Free CancellationRating
7.1
10,988 reviews
Search Air Canada flights
DeltaPriceFrom $517Free CancellationRating
7.9
8,466 reviews
Search Delta flights
Air FrancePriceFrom $518Free CancellationRating
7.4
1,582 reviews
Search Air France flights
United AirlinesPriceFrom $529Free CancellationRating
7.4
9,679 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $612Free CancellationRating
7.4
1,767 reviews
Search Scandinavian Airlines flights

Why use momondo?

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

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 Portugal for you.

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

All flight searches from Dallas to Portugal on momondo can be filtered to show those which offer flexible booking policies.

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

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 Portugal from Dallas.

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

Of course. momondo tracks the price of Dallas to Portugal flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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