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Cheap flights from Dallas to Portugal from $384

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 7/25. 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.
American Airlines Logo
4:40 pm - 2:10 pm
DFW
-
LIS
15h 30m
1 stop
American Airlines Logo
6:35 am - 8:10 pm
LIS
-
DFW
19h 35m
1 stop
$702American Airlines
Wed, Apr 29 - Wed, May 6
Delta Logo
3:45 pm - 11:15 am
DFW
-
LIS
13h 30m
1 stop
Delta Logo
5:00 am - 8:57 pm
LIS
-
DFW
21h 57m
2 stops
$717Delta
Wed, Apr 29 - Wed, May 6
Delta Logo
8:00 am - 8:50 am
DFW
-
LIS
18h 50m
2 stops
Delta Logo
5:00 am - 7:04 pm
LIS
-
DFW
20h 04m
2 stops
$722Delta
Wed, Apr 29 - Tue, May 5
American Airlines Logo
10:59 pm - 11:00 pm
DFW
-
LIS
18h 01m
1 stop
American Airlines Logo
8:25 am - 8:10 pm
LIS
-
DFW
17h 45m
1 stop
$732American Airlines
Tue, May 5 - Tue, May 19
Multiple Airlines Logo
4:50 pm - 3:35 pm
DFW
-
LIS
16h 45m
1 stop
Multiple Airlines Logo
12:30 pm - 8:10 pm
LIS
-
DFW
13h 40m
1 stop
$733Multiple Airlines
Tue, May 5 - Thu, May 14
Iberia Logo
9:45 pm - 6:25 pm
DFW
-
LIS
14h 40m
1 stop
Iberia Logo
12:30 pm - 8:10 pm
LIS
-
DFW
13h 40m
1 stop
$742Iberia
Tue, May 5 - Thu, May 14
Iberia Logo
12:31 pm - 11:50 am
DFW
-
LIS
17h 19m
2 stops
Iberia Logo
6:35 am - 8:10 pm
LIS
-
DFW
19h 35m
1 stop
$748Iberia
Tue, May 5 - Thu, May 14
British Airways Logo
7:40 pm - 12:20 pm
DFW
-
FNC
34h 40m
1 stop
British Airways Logo
12:10 pm - 5:05 pm
FNC
-
DFW
34h 55m
1 stop
$965British Airways
Wed, Jul 22 - Wed, Aug 5
Air France Logo
3:45 pm - 4:30 pm
DAL
-
PDL
43h 45m
2 stops
Air France Logo
7:55 am - 5:47 pm
PDL
-
DAL
38h 52m
2 stops
$11,760Air France
Sun, Aug 16 - Sat, Aug 22
Air France Logo
3:45 pm - 4:30 pm
DAL
-
PDL
43h 45m
2 stops
Air France Logo
7:55 am - 5:50 pm
PDL
-
DAL
38h 55m
2 stops
$14,805Air France
Sun, Oct 11 - Sat, Oct 17

Virgin Atlantic flights from Dallas to Portugal

Our best Virgin Atlantic deals on Dallas to Portugal flight tickets
Virgin Atlantic
Apr 27
DAL12:25 pmDallas Love Field
16h 20m
2 stops
LIS10:45 amLisbon Humberto Delgado
May 13
LIS10:00 amLisbon Humberto Delgado
17h 10m
2 stops
DAL9:10 pmDallas Love Field
$930
Virgin Atlantic
Sep 16
DAL12:01 pmDallas Love Field
16h 44m
2 stops
LIS10:45 amLisbon Humberto Delgado
Sep 22
LIS10:00 amLisbon Humberto Delgado
18h 27m
2 stops
DAL10:27 pmDallas Love Field
$1,264

Lufthansa flights from Dallas to Portugal

Our best Lufthansa deals on Dallas to Portugal flight tickets
Lufthansa
Apr 30
DFW4:00 pmDallas/Fort Worth
24h 15m
1 stop
LIS10:15 pmLisbon Humberto Delgado
May 6
LIS5:05 amLisbon Humberto Delgado
15h 10m
1 stop
DFW2:15 pmDallas/Fort Worth
$799
Lufthansa
Apr 27
DFW12:26 pmDallas/Fort Worth
17h 19m
2 stops
LIS11:45 amLisbon Humberto Delgado
May 13
LIS5:05 amLisbon Humberto Delgado
15h 10m
1 stop
DFW2:15 pmDallas/Fort Worth
$868
Lufthansa
Apr 27
DFW4:00 pmDallas/Fort Worth
24h 15m
1 stop
LIS10:15 pmLisbon Humberto Delgado
May 3
LIS5:05 amLisbon Humberto Delgado
15h 10m
1 stop
DFW2:15 pmDallas/Fort Worth
$877

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 26, 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

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Wed 4/29

4:40 pm-2:10 pm

1 stop15h 30m

Lisbon Humberto Delgado

Wed 5/6

6:35 am-8:10 pm

1 stop19h 35m

$702

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Wed 4/29

3:45 pm-11:15 am

1 stop13h 30m

Lisbon Humberto Delgado

Wed 5/6

5:00 am-8:57 pm

2 stops21h 57m

$717

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Wed 4/29

8:00 am-8:50 am

2 stops18h 50m

Lisbon Humberto Delgado

Tue 5/5

5:00 am-7:04 pm

2 stops20h 04m

$722

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 5/5

10:59 pm-11:00 pm

1 stop18h 01m

Lisbon Humberto Delgado

Tue 5/19

8:25 am-8:10 pm

1 stop17h 45m

$732

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 5/5

4:50 pm-3:35 pm

1 stop16h 45m

Lisbon Humberto Delgado

Thu 5/14

12:30 pm-8:10 pm

1 stop13h 40m

$733
Quickest round-trip

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 5/5

9:45 pm-6:25 pm

1 stop14h 40m

Lisbon Humberto Delgado

Thu 5/14

12:30 pm-8:10 pm

1 stop13h 40m

$742

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 5/5

12:31 pm-11:50 am

2 stops17h 19m

Lisbon Humberto Delgado

Thu 5/14

6:35 am-8:10 pm

1 stop19h 35m

$748

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Wed 7/22

7:40 pm-12:20 pm

1 stop34h 40m

Funchal Madeira

Wed 8/5

12:10 pm-5:05 pm

1 stop34h 55m

$965

DallasPonta Delgada

DAL - PDL

DALPDL

Dallas Love Field

Sun 8/16

3:45 pm-4:30 pm

2 stops43h 45m

Ponta Delgada Nordela

Sat 8/22

7:55 am-5:47 pm

2 stops38h 52m

$11,760

DallasPonta Delgada

DAL - PDL

DALPDL

Dallas Love Field

Sun 10/11

3:45 pm-4:30 pm

2 stops43h 45m

Ponta Delgada Nordela

Sat 10/17

7:55 am-5:50 pm

2 stops38h 55m

$14,805

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 $543, 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 from Dallas 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 $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 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

11h 55m

Direct flights

None
The fastest flight from Dallas to Portugal takes 11h 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
7,956 reviews
Search Lufthansa flights
IberiaPriceFrom $494Free CancellationRating
7.0
3,199 reviews
Search Iberia flights
British AirwaysPriceFrom $496Free CancellationRating
6.7
7,917 reviews
Search British Airways flights
American AirlinesPriceFrom $498Free CancellationRating
7.1
11,668 reviews
Search American Airlines flights
Air CanadaPriceFrom $516Free CancellationRating
7.1
10,974 reviews
Search Air Canada flights
FinnairPriceFrom $518Free CancellationRating
7.7
1,391 reviews
Search Finnair flights
Air FrancePriceFrom $521Free CancellationRating
7.4
1,579 reviews
Search Air France flights
DeltaPriceFrom $521Free CancellationRating
7.9
8,459 reviews
Search Delta flights
United AirlinesPriceFrom $529Free CancellationRating
7.4
9,665 reviews
Search United Airlines flights
Scandinavian AirlinesPriceFrom $612Free CancellationRating
7.4
1,761 reviews
Search Scandinavian 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.

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Find better results for your trip to Portugal

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Popular flights according to clicks in the last 7 days on momondo
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