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Cheap flights from Dallas to Portugal from $410

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 to Portugal departing on 4/25. 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 to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
9:30 pm - 10:00 am
DFW
-
OPO
30h 30m
1 stop
Turkish Airlines Logo
10:45 am - 7:35 pm
OPO
-
DFW
38h 50m
1 stop
$664Turkish Airlines
Tue, Apr 28 - Wed, May 6
Turkish Airlines Logo
2:30 pm - 3:35 pm
DFW
-
LIS
19h 05m
1 stop
Turkish Airlines Logo
11:00 am - 7:35 pm
LIS
-
DFW
38h 35m
1 stop
$675Turkish Airlines
Mon, May 4 - Fri, May 22
American Airlines Logo
3:10 pm - 3:40 pm
DFW
-
LIS
18h 30m
1 stop
American Airlines Logo
8:25 am - 8:10 pm
LIS
-
DFW
17h 45m
1 stop
$701American Airlines
Wed, Apr 29 - Tue, May 5
American Airlines Logo
7:35 am - 9:05 am
DFW
-
LIS
19h 30m
1 stop
American Airlines Logo
8:25 am - 8:10 pm
LIS
-
DFW
17h 45m
1 stop
$709American Airlines
Wed, Apr 29 - Tue, May 5
Delta Logo
10:17 am - 8:00 am
DAL
-
LIS
15h 43m
2 stops
Delta Logo
12:45 pm - 11:56 pm
LIS
-
DAL
17h 11m
2 stops
$761Delta
Tue, May 5 - Fri, May 15
Delta Logo
10:14 am - 10:45 am
DAL
-
LIS
18h 31m
2 stops
Delta Logo
10:00 am - 9:10 pm
LIS
-
DAL
17h 10m
2 stops
$873Delta
Mon, May 11 - Thu, May 21
British Airways Logo
7:40 pm - 12:20 pm
DFW
-
FNC
34h 40m
1 stop
British Airways Logo
4:45 pm - 8:10 pm
FNC
-
DFW
32h 25m
1 stop
$1,018British Airways
Thu, Oct 1 - Sat, Oct 31
British Airways Logo
10:50 am - 12:20 pm
DFW
-
FNC
19h 30m
2 stops
British Airways Logo
4:45 pm - 8:10 pm
FNC
-
DFW
32h 25m
1 stop
$1,032British Airways
Thu, Oct 1 - Sat, Oct 31
United Airlines Logo
4:52 pm - 8:40 am
DFW
-
PDL
10h 48m
1 stop
United Airlines Logo
11:00 am - 6:28 pm
PDL
-
DFW
12h 28m
1 stop
$1,136United Airlines
Sun, Jul 26 - Wed, Aug 5
United Airlines Logo
4:45 pm - 8:40 am
DFW
-
PDL
10h 55m
1 stop
United Airlines Logo
11:00 am - 6:28 pm
PDL
-
DFW
12h 28m
1 stop
$1,196United Airlines
Sat, Jul 25 - Wed, Aug 5

American Airlines flights from Dallas to Portugal

Our best American Airlines deals on Dallas to Portugal flight tickets
American Airlines
Apr 29
DFW3:10 pmDallas/Fort Worth
18h 30m
1 stop
LIS3:40 pmLisbon Humberto Delgado
May 5
LIS8:25 amLisbon Humberto Delgado
17h 45m
1 stop
DFW8:10 pmDallas/Fort Worth
$701
American Airlines
Apr 29
DFW7:35 amDallas/Fort Worth
19h 30m
1 stop
LIS9:05 amLisbon Humberto Delgado
May 5
LIS8:25 amLisbon Humberto Delgado
17h 45m
1 stop
DFW8:10 pmDallas/Fort Worth
$709
American Airlines
Apr 14
DFW10:59 pmDallas/Fort Worth
18h 01m
1 stop
LIS11:00 pmLisbon Humberto Delgado
Apr 21
LIS11:05 amLisbon Humberto Delgado
16h 35m
2 stops
DFW9:40 pmDallas/Fort Worth
$723

Scandinavian Airlines flights from Dallas to Portugal

Our best Scandinavian Airlines deals on Dallas to Portugal flight tickets
Scandinavian Airlines
Aug 19
DFW8:45 amDallas/Fort Worth
43h 50m
2 stops
LIS10:35 amLisbon Humberto Delgado
Aug 27
LIS7:00 amLisbon Humberto Delgado
20h 01m
2 stops
DFW9:01 pmDallas/Fort Worth
$730
Scandinavian Airlines
Sep 4
DAL10:20 amDallas Love Field
23h 15m
2 stops
LIS3:35 pmLisbon Humberto Delgado
Sep 12
LIS7:15 amLisbon Humberto Delgado
21h 12m
2 stops
DAL10:27 pmDallas Love Field
$979
Scandinavian Airlines
Apr 20
DAL3:53 pmDallas Love Field
17h 32m
2 stops
OPO3:25 pmPorto
May 18
OPO4:20 pmPorto
31h 38m
2 stops
DAL5:58 pmDallas Love Field
$1,069

momondo Fare Finder

 
Customize your flight search to find flights from Dallas 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 April 13, 2026.
Use the filters below to find and compare flights from Dallas to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Tue 4/28

9:30 pm-10:00 am

1 stop30h 30m

Porto

Wed 5/6

10:45 am-7:35 pm

1 stop38h 50m

$664

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Mon 5/4

2:30 pm-3:35 pm

1 stop19h 05m

Lisbon Humberto Delgado

Fri 5/22

11:00 am-7:35 pm

1 stop38h 35m

$675

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Wed 4/29

3:10 pm-3:40 pm

1 stop18h 30m

Lisbon Humberto Delgado

Tue 5/5

8:25 am-8:10 pm

1 stop17h 45m

$701

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Wed 4/29

7:35 am-9:05 am

1 stop19h 30m

Lisbon Humberto Delgado

Tue 5/5

8:25 am-8:10 pm

1 stop17h 45m

$709

DallasLisbon

DAL - LIS

DALLIS

Dallas Love Field

Tue 5/5

10:17 am-8:00 am

2 stops15h 43m

Lisbon Humberto Delgado

Fri 5/15

12:45 pm-11:56 pm

2 stops17h 11m

$761

DallasLisbon

DAL - LIS

DALLIS

Dallas Love Field

Mon 5/11

10:14 am-10:45 am

2 stops18h 31m

Lisbon Humberto Delgado

Thu 5/21

10:00 am-9:10 pm

2 stops17h 10m

$873

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Thu 10/1

7:40 pm-12:20 pm

1 stop34h 40m

Funchal Madeira

Sat 10/31

4:45 pm-8:10 pm

1 stop32h 25m

$1,018

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Thu 10/1

10:50 am-12:20 pm

2 stops19h 30m

Funchal Madeira

Sat 10/31

4:45 pm-8:10 pm

1 stop32h 25m

$1,032
Quickest round-trip

DallasPonta Delgada

DFW - PDL

DFWPDL

Dallas/Fort Worth

Sun 7/26

4:52 pm-8:40 am

1 stop10h 48m

Ponta Delgada Nordela

Wed 8/5

11:00 am-6:28 pm

1 stop12h 28m

$1,136

DallasPonta Delgada

DFW - PDL

DFWPDL

Dallas/Fort Worth

Sat 7/25

4:45 pm-8:40 am

1 stop10h 55m

Ponta Delgada Nordela

Wed 8/5

11:00 am-6:28 pm

1 stop12h 28m

$1,196

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 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 is in February. Flight prices, which tend to average around $538, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Dallas during January instead. Flights to Portugal in January, while not as cheap as those in February, still average around $620.

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

You are more likely to see cheaper flights to Portugal from Dallas when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $714 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Dallas for as low as $666 on momondo.

Cheap Dallas to Portugal flight deals and tips

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

Fastest flight time

10h 55m

Direct flights

None
The fastest flight from Dallas to Portugal takes 10h 55m
There are no direct flights from Dallas to Portugal. There are no popular flight routes from Dallas to Portugal.
Search flight deals

Frequently asked questions about flying from Dallas to Portugal

  • When did momondo last update prices for flights from Dallas to Portugal?

    Prices for flights from Dallas to Portugal were last updated today.

  • How many operators does momondo search for flights from Dallas to Portugal?

  • How old do you have to be to fly from Dallas to Portugal?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dallas 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 to Portugal

Compare and see reviews for airlines that fly from Dallas to Portugal with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $457Free CancellationRating
6.8
7,920 reviews
Search Lufthansa flights
IberiaPriceFrom $494Free CancellationRating
7.0
3,179 reviews
Search Iberia flights
British AirwaysPriceFrom $496Free CancellationRating
6.7
7,882 reviews
Search British Airways flights
American AirlinesPriceFrom $498Free CancellationRating
7.1
11,571 reviews
Search American Airlines flights
Air CanadaPriceFrom $516Free CancellationRating
7.1
10,922 reviews
Search Air Canada flights
FinnairPriceFrom $518Free CancellationRating
7.7
1,386 reviews
Search Finnair flights
Air FrancePriceFrom $521Free CancellationRating
7.4
1,566 reviews
Search Air France flights
DeltaPriceFrom $521Free CancellationRating
7.9
8,408 reviews
Search Delta flights
United AirlinesPriceFrom $530Free CancellationRating
7.4
9,581 reviews
Search United Airlines flights
Turkish AirlinesPriceFrom $699Free CancellationRating
7.3
4,304 reviews
Search Turkish Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Dallas to Portugal. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Portugal 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 Portugal?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dallas to Portugal.

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

If you are not ready to book a flight from Dallas to Portugal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portugal and let you know when they change.

An easier way to manage your Portugal trip

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Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo
Flights to Lisbonfrom $430
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Flights to Farofrom $632
Flights to Ponta Delgadafrom $575
Flights to Lajesfrom $666
Flights to Pico Islandfrom $708
Flights to Hortafrom $704
Flights to Porto Santofrom $793
Flights to Velasfrom $703