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Cheap flights from Dallas to Portugal from $365

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 4/26. 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 - 3:45 pm
DFW
-
OPO
36h 15m
1 stop
Turkish Airlines Logo
10:40 am - 12:45 pm
OPO
-
DFW
32h 05m
1 stop
$664Turkish Airlines
Wed, Apr 15 - Tue, Apr 21
Turkish Airlines Logo
2:30 pm - 3:35 pm
DFW
-
LIS
19h 05m
1 stop
Turkish Airlines Logo
10:50 am - 7:35 pm
LIS
-
DFW
38h 45m
1 stop
$675Turkish Airlines
Mon, May 4 - Thu, May 14
British Airways Logo
7:40 pm - 6:35 pm
DFW
-
FNC
16h 55m
1 stop
British Airways Logo
7:35 pm - 6:20 pm
FNC
-
DFW
28h 45m
2 stops
$769British Airways
Mon, Apr 20 - Tue, May 5
Delta Logo
10:20 am - 5:50 pm
DAL
-
LIS
25h 30m
2 stops
Delta Logo
11:55 am - 9:28 am
LIS
-
DAL
27h 33m
2 stops
$780Delta
Sun, Sep 20 - Wed, Sep 30
Delta Logo
6:37 pm - 10:55 am
DAL
-
LIS
34h 18m
2 stops
Delta Logo
11:55 am - 2:55 pm
LIS
-
DAL
33h 00m
2 stops
$785Delta
Sat, Sep 19 - Wed, Sep 30
British Airways Logo
10:59 pm - 12:35 pm
DFW
-
FNC
31h 36m
1 stop
British Airways Logo
1:10 pm - 2:20 pm
FNC
-
DFW
31h 10m
1 stop
$805British Airways
Fri, May 1 - Fri, May 8
Iberia Logo
8:49 am - 12:40 pm
DFW
-
FNC
21h 51m
2 stops
Iberia Logo
1:35 pm - 8:10 pm
FNC
-
DFW
36h 35m
1 stop
$906Iberia
Sun, May 3 - Wed, May 6
Iberia Logo
8:49 am - 12:40 pm
DFW
-
FNC
21h 51m
2 stops
Iberia Logo
1:35 pm - 8:04 pm
FNC
-
DFW
36h 29m
2 stops
$920Iberia
Sun, May 3 - Wed, May 6
United Airlines Logo
4:52 pm - 8:40 am
DFW
-
PDL
10h 48m
1 stop
United Airlines Logo
9:35 am - 7:46 pm
PDL
-
DFW
15h 11m
1 stop
$974United Airlines
Sun, Aug 9 - Wed, Aug 19
United Airlines Logo
11:59 am - 8:40 am
DFW
-
PDL
15h 41m
2 stops
United Airlines Logo
9:35 am - 11:35 am
PDL
-
DFW
31h 00m
1 stop
$978United Airlines
Sun, Aug 9 - Wed, Aug 19

Scandinavian Airlines flights from Dallas to Portugal

Our best Scandinavian Airlines deals on Dallas to Portugal flight tickets
Scandinavian Airlines
Aug 17
DFW8:45 amDallas/Fort Worth
29h 55m
2 stops
LIS8:40 pmLisbon Humberto Delgado
Sep 2
LIS7:15 amLisbon Humberto Delgado
20h 59m
2 stops
DFW10:14 pmDallas/Fort Worth
$739
Scandinavian Airlines
Aug 17
DAL12:01 pmDallas Love Field
26h 39m
2 stops
LIS8:40 pmLisbon Humberto Delgado
Aug 24
LIS7:15 amLisbon Humberto Delgado
21h 12m
2 stops
DAL10:27 pmDallas Love Field
$859
Scandinavian Airlines
Aug 17
DAL12:01 pmDallas Love Field
28h 04m
3 stops
LIS10:05 pmLisbon Humberto Delgado
Aug 24
LIS7:15 amLisbon Humberto Delgado
21h 12m
2 stops
DAL10:27 pmDallas Love Field
$862

Turkish Airlines flights from Dallas to Portugal

Our best Turkish Airlines deals on Dallas to Portugal flight tickets
Turkish Airlines
Apr 15
DFW9:30 pmDallas/Fort Worth
36h 15m
1 stop
OPO3:45 pmPorto
Apr 21
OPO10:40 amPorto
32h 05m
1 stop
DFW12:45 pmDallas/Fort Worth
$664
Turkish Airlines
May 4
DFW2:30 pmDallas/Fort Worth
27h 05m
1 stop
LIS11:35 pmLisbon Humberto Delgado
May 12
LIS10:55 amLisbon Humberto Delgado
38h 40m
1 stop
DFW7:35 pmDallas/Fort Worth
$675
Turkish Airlines
Apr 14
DFW9:30 pmDallas/Fort Worth
30h 20m
1 stop
LIS9:50 amLisbon Humberto Delgado
Apr 21
LIS5:55 amLisbon Humberto Delgado
36h 50m
1 stop
DFW12:45 pmDallas/Fort Worth
$676

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 3, 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

Wed 4/15

9:30 pm-3:45 pm

1 stop36h 15m

Porto

Tue 4/21

10:40 am-12:45 pm

1 stop32h 05m

$664

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Mon 5/4

2:30 pm-3:35 pm

1 stop19h 05m

Lisbon Humberto Delgado

Thu 5/14

10:50 am-7:35 pm

1 stop38h 45m

$675

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Mon 4/20

7:40 pm-6:35 pm

1 stop16h 55m

Funchal Madeira

Tue 5/5

7:35 pm-6:20 pm

2 stops28h 45m

$769

DallasLisbon

DAL - LIS

DALLIS

Dallas Love Field

Sun 9/20

10:20 am-5:50 pm

2 stops25h 30m

Lisbon Humberto Delgado

Wed 9/30

11:55 am-9:28 am

2 stops27h 33m

$780

DallasLisbon

DAL - LIS

DALLIS

Dallas Love Field

Sat 9/19

6:37 pm-10:55 am

2 stops34h 18m

Lisbon Humberto Delgado

Wed 9/30

11:55 am-2:55 pm

2 stops33h 00m

$785

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Fri 5/1

10:59 pm-12:35 pm

1 stop31h 36m

Funchal Madeira

Fri 5/8

1:10 pm-2:20 pm

1 stop31h 10m

$805

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Sun 5/3

8:49 am-12:40 pm

2 stops21h 51m

Funchal Madeira

Wed 5/6

1:35 pm-8:10 pm

1 stop36h 35m

$906

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Sun 5/3

8:49 am-12:40 pm

2 stops21h 51m

Funchal Madeira

Wed 5/6

1:35 pm-8:04 pm

2 stops36h 29m

$920
Quickest round-trip

DallasPonta Delgada

DFW - PDL

DFWPDL

Dallas/Fort Worth

Sun 8/9

4:52 pm-8:40 am

1 stop10h 48m

Ponta Delgada Nordela

Wed 8/19

9:35 am-7:46 pm

1 stop15h 11m

$974

DallasPonta Delgada

DFW - PDL

DFWPDL

Dallas/Fort Worth

Sun 8/9

11:59 am-8:40 am

2 stops15h 41m

Ponta Delgada Nordela

Wed 8/19

9:35 am-11:35 am

1 stop31h 00m

$978

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 $711 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 $647 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 40m

Direct flights

None
The fastest flight from Dallas to Portugal takes 10h 40m
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 $460Free CancellationRating
6.8
7,889 reviews
Search Lufthansa flights
IberiaPriceFrom $494Free CancellationRating
7.0
3,163 reviews
Search Iberia flights
British AirwaysPriceFrom $497Free CancellationRating
6.7
7,848 reviews
Search British Airways flights
American AirlinesPriceFrom $498Free CancellationRating
7.1
11,554 reviews
Search American Airlines flights
Air CanadaPriceFrom $516Free CancellationRating
7.1
10,891 reviews
Search Air Canada flights
FinnairPriceFrom $518Free CancellationRating
7.7
1,378 reviews
Search Finnair flights
Air FrancePriceFrom $518Free CancellationRating
7.4
1,563 reviews
Search Air France flights
DeltaPriceFrom $521Free CancellationRating
7.9
8,381 reviews
Search Delta flights
United AirlinesPriceFrom $530Free CancellationRating
7.4
9,543 reviews
Search United Airlines flights
KLMPriceFrom $603Free CancellationRating
7.7
1,486 reviews
Search KLM 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

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo
Flights to Lisbonfrom $428
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Flights to Pico Islandfrom $750
Flights to Hortafrom $668
Flights to Porto Santofrom $697
Flights to Velasfrom $775