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Cheap flights from Dallas to Portugal from $363

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 4/20. 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 - 9:45 am
DFW
-
OPO
30h 15m
1 stop
Turkish Airlines Logo
11:00 am - 12:45 pm
OPO
-
DFW
31h 45m
1 stop
$664Turkish Airlines
Thu, Apr 23 - Thu, Apr 30
Turkish Airlines Logo
9:30 pm - 9:50 am
DFW
-
LIS
30h 20m
1 stop
Turkish Airlines Logo
10:55 am - 7:35 pm
LIS
-
DFW
38h 40m
1 stop
$675Turkish Airlines
Tue, Apr 14 - Tue, Apr 28
Multiple Airlines Logo
10:59 pm - 11:05 pm
DFW
-
LIS
18h 06m
1 stop
Multiple Airlines Logo
12:30 pm - 8:10 pm
LIS
-
DFW
13h 40m
1 stop
$676Multiple Airlines
Thu, May 7 - Thu, May 14
Iberia Logo
8:49 am - 7:45 am
DFW
-
LIS
16h 56m
2 stops
Iberia Logo
12:30 pm - 8:10 pm
LIS
-
DFW
13h 40m
1 stop
$685Iberia
Thu, May 7 - Thu, May 14
Turkish Airlines Logo
2:30 pm - 11:35 pm
DFW
-
LIS
27h 05m
1 stop
Turkish Airlines Logo
5:55 am - 11:04 pm
LIS
-
DFW
47h 09m
2 stops
$688Turkish Airlines
Mon, Apr 20 - Mon, Apr 27
American Airlines Logo
4:40 pm - 3:40 pm
DFW
-
LIS
17h 00m
1 stop
American Airlines Logo
6:35 am - 8:10 pm
LIS
-
DFW
19h 35m
1 stop
$701American 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
6:00 am - 10:45 am
DAL
-
LIS
22h 45m
2 stops
Delta Logo
5:00 am - 5:54 pm
LIS
-
DAL
18h 54m
2 stops
$1,019Delta
Mon, Jun 29 - Thu, Jul 16
United Airlines Logo
12:00 pm - 8:40 am
DFW
-
PDL
15h 40m
2 stops
United Airlines Logo
11:00 am - 11:59 pm
PDL
-
DFW
17h 59m
1 stop
$1,027United Airlines
Sun, May 10 - Sat, May 23
British Airways Logo
9:35 pm - 12:20 pm
DFW
-
FNC
32h 45m
1 stop
British Airways Logo
12:10 pm - 1:00 pm
FNC
-
DFW
30h 50m
1 stop
$1,164British Airways
Thu, May 28 - Wed, Jun 3

Air France flights from Dallas to Portugal

Our best Air France deals on Dallas to Portugal flight tickets
Air France
Apr 20
DFW3:45 pmDallas/Fort Worth
17h 10m
1 stop
LIS2:55 pmLisbon Humberto Delgado
Apr 27
LIS6:50 pmLisbon Humberto Delgado
24h 45m
1 stop
DFW1:35 pmDallas/Fort Worth
$713
Air France
Apr 20
DFW3:45 pmDallas/Fort Worth
17h 10m
1 stop
LIS2:55 pmLisbon Humberto Delgado
Apr 27
LIS6:50 pmLisbon Humberto Delgado
24h 45m
1 stop
DFW1:35 pmDallas/Fort Worth
$714
Air France
Apr 14
DFW1:37 pmDallas/Fort Worth
15h 08m
2 stops
LIS10:45 amLisbon Humberto Delgado
Apr 21
LIS12:45 pmLisbon Humberto Delgado
17h 47m
2 stops
DFW12:32 amDallas/Fort Worth
$731

Delta flights from Dallas to Portugal

Our best Delta deals on Dallas to Portugal flight tickets
Delta
Apr 29
DFW3:45 pmDallas/Fort Worth
17h 10m
1 stop
LIS2:55 pmLisbon Humberto Delgado
May 5
LIS5:00 amLisbon Humberto Delgado
18h 48m
2 stops
DFW5:48 pmDallas/Fort Worth
$715
Delta
Apr 14
DFW11:16 amDallas/Fort Worth
17h 29m
1 stop
LIS10:45 amLisbon Humberto Delgado
Apr 21
LIS11:55 amLisbon Humberto Delgado
18h 37m
2 stops
DFW12:32 amDallas/Fort Worth
$716
Delta
Apr 14
DFW11:16 amDallas/Fort Worth
17h 29m
1 stop
LIS10:45 amLisbon Humberto Delgado
Apr 28
LIS5:00 amLisbon Humberto Delgado
18h 48m
2 stops
DFW5:48 pmDallas/Fort Worth
$717

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 10, 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

Thu 4/23

9:30 pm-9:45 am

1 stop30h 15m

Porto

Thu 4/30

11:00 am-12:45 pm

1 stop31h 45m

$664

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 4/14

9:30 pm-9:50 am

1 stop30h 20m

Lisbon Humberto Delgado

Tue 4/28

10:55 am-7:35 pm

1 stop38h 40m

$675

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Thu 5/7

10:59 pm-11:05 pm

1 stop18h 06m

Lisbon Humberto Delgado

Thu 5/14

12:30 pm-8:10 pm

1 stop13h 40m

$676
Quickest round-trip

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Thu 5/7

8:49 am-7:45 am

2 stops16h 56m

Lisbon Humberto Delgado

Thu 5/14

12:30 pm-8:10 pm

1 stop13h 40m

$685

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Mon 4/20

2:30 pm-11:35 pm

1 stop27h 05m

Lisbon Humberto Delgado

Mon 4/27

5:55 am-11:04 pm

2 stops47h 09m

$688

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Wed 4/29

4:40 pm-3:40 pm

1 stop17h 00m

Lisbon Humberto Delgado

Tue 5/5

6:35 am-8:10 pm

1 stop19h 35m

$701

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 6/29

6:00 am-10:45 am

2 stops22h 45m

Lisbon Humberto Delgado

Thu 7/16

5:00 am-5:54 pm

2 stops18h 54m

$1,019

DallasPonta Delgada

DFW - PDL

DFWPDL

Dallas/Fort Worth

Sun 5/10

12:00 pm-8:40 am

2 stops15h 40m

Ponta Delgada Nordela

Sat 5/23

11:00 am-11:59 pm

1 stop17h 59m

$1,027

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Thu 5/28

9:35 pm-12:20 pm

1 stop32h 45m

Funchal Madeira

Wed 6/3

12:10 pm-1:00 pm

1 stop30h 50m

$1,164

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 April instead. Flights to Portugal in April, while not as cheap as those in February, still average around $586.

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 $712 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

14h 30m

Direct flights

None
The fastest flight from Dallas to Portugal takes 14h 30m
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
7,905 reviews
Search Lufthansa flights
IberiaPriceFrom $494Free CancellationRating
7.0
3,176 reviews
Search Iberia flights
British AirwaysPriceFrom $496Free CancellationRating
6.7
7,869 reviews
Search British Airways flights
American AirlinesPriceFrom $498Free CancellationRating
7.1
11,564 reviews
Search American Airlines flights
Air CanadaPriceFrom $516Free CancellationRating
7.1
10,915 reviews
Search Air Canada flights
FinnairPriceFrom $518Free CancellationRating
7.7
1,381 reviews
Search Finnair flights
Air FrancePriceFrom $518Free CancellationRating
7.4
1,564 reviews
Search Air France flights
DeltaPriceFrom $521Free CancellationRating
7.9
8,400 reviews
Search Delta flights
United AirlinesPriceFrom $530Free CancellationRating
7.4
9,561 reviews
Search United Airlines flights
KLMPriceFrom $531Free CancellationRating
7.7
1,493 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 $430
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Flights to Lajesfrom $653
Flights to Pico Islandfrom $787
Flights to Hortafrom $638
Flights to Porto Santofrom $885
Flights to Velasfrom $778