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Cheap flights from Dallas to Portugal from $312

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 4/19. 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 to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
4:00 pm - 10:10 pm
DFW
-
LIS
24h 10m
1 stop
Lufthansa Logo
5:05 am - 6:25 pm
LIS
-
DFW
19h 20m
2 stops
$619Lufthansa
Di, Apr 7 - Di, Apr 21
Lufthansa Logo
4:00 pm - 10:10 pm
DFW
-
LIS
24h 10m
1 stop
Lufthansa Logo
5:05 am - 11:04 pm
LIS
-
DFW
23h 59m
2 stops
$624Lufthansa
Di, Apr 21 - Di, Apr 28
Lufthansa Logo
4:00 pm - 10:10 pm
DFW
-
LIS
24h 10m
1 stop
Lufthansa Logo
5:05 am - 2:15 pm
LIS
-
DFW
15h 10m
1 stop
$628Lufthansa
Di, Apr 7 - Di, Apr 21
United Airlines Logo
7:25 am - 10:30 am
DFW
-
LIS
21h 05m
1 stop
United Airlines Logo
5:05 am - 2:15 pm
LIS
-
DFW
15h 10m
1 stop
$650United Airlines
So, Apr 12 - Di, Apr 28
American Airlines Logo
8:55 pm - 5:55 pm
DFW
-
LIS
15h 00m
1 stop
American Airlines Logo
6:35 am - 4:55 pm
LIS
-
DFW
16h 20m
1 stop
$651American Airlines
Mi, Apr 29 - Mi, Mai 6
United Airlines Logo
7:25 am - 10:30 am
DFW
-
LIS
21h 05m
1 stop
United Airlines Logo
5:05 am - 11:04 pm
LIS
-
DFW
23h 59m
2 stops
$655United Airlines
So, Apr 12 - Di, Apr 28
Iberia Logo
9:45 pm - 12:55 pm
DFW
-
FNC
33h 10m
1 stop
Iberia Logo
1:20 pm - 8:10 pm
FNC
-
DFW
36h 50m
1 stop
$738Iberia
Mo, Mai 4 - Mo, Mai 11
Iberia Logo
9:45 pm - 12:55 pm
DFW
-
FNC
33h 10m
1 stop
Iberia Logo
1:20 pm - 8:10 pm
FNC
-
DFW
36h 50m
1 stop
$803Iberia
Mo, Mai 4 - Mo, Mai 11
Delta Logo
6:44 pm - 6:45 pm
DAL
-
LIS
18h 01m
2 stops
Delta Logo
5:00 am - 9:10 pm
LIS
-
DAL
22h 10m
2 stops
$844Delta
Do, Mai 7 - Do, Mai 14
Delta Logo
10:20 am - 8:50 am
DAL
-
LIS
16h 30m
2 stops
Delta Logo
9:50 am - 10:31 pm
LIS
-
DAL
18h 41m
2 stops
$966Delta
Mo, Jun 22 - Di, Jul 7

Air France flights from Dallas to Portugal

Our best Air France deals on Dallas to Portugal flight tickets
Air France
May 3
DAL10:17 amDallas Love Field
15h 43m
2 stops
LIS8:00 amLisbon Humberto Delgado
May 11
LIS12:45 pmLisbon Humberto Delgado
17h 11m
2 stops
DAL11:56 pmDallas Love Field
$1,047
Air France
May 3
DAL10:17 amDallas Love Field
15h 43m
2 stops
LIS8:00 amLisbon Humberto Delgado
May 11
LIS12:45 pmLisbon Humberto Delgado
17h 11m
2 stops
DAL11:56 pmDallas Love Field
$1,097
Air France
Mar 29
DAL3:59 pmDallas Love Field
16h 56m
2 stops
LIS2:55 pmLisbon Humberto Delgado
Apr 14
LIS12:45 pmLisbon Humberto Delgado
15h 48m
2 stops
DAL10:33 pmDallas Love Field
$1,249

Iberia flights from Dallas to Portugal

Our best Iberia deals on Dallas to Portugal flight tickets
Iberia
Apr 21
DFW8:49 amDallas/Fort Worth
16h 56m
2 stops
LIS7:45 amLisbon Humberto Delgado
Apr 28
LIS6:35 amLisbon Humberto Delgado
18h 53m
2 stops
DFW7:28 pmDallas/Fort Worth
$677
Iberia
Apr 23
DFW9:45 pmDallas/Fort Worth
14h 40m
1 stop
LIS6:25 pmLisbon Humberto Delgado
Apr 28
LIS6:35 amLisbon Humberto Delgado
18h 53m
2 stops
DFW7:28 pmDallas/Fort Worth
$698
Iberia
May 3
DFW9:45 pmDallas/Fort Worth
19h 40m
1 stop
LIS11:25 pmLisbon Humberto Delgado
May 11
LIS8:45 pmLisbon Humberto Delgado
29h 25m
1 stop
DFW8:10 pmDallas/Fort Worth
$703

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 März 24, 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

Di 4/7

4:00 pm-10:10 pm

1 stop24h 10m

Lisbon Humberto Delgado

Di 4/21

5:05 am-6:25 pm

2 stops19h 20m

$619

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Di 4/21

4:00 pm-10:10 pm

1 stop24h 10m

Lisbon Humberto Delgado

Di 4/28

5:05 am-11:04 pm

2 stops23h 59m

$624

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Di 4/7

4:00 pm-10:10 pm

1 stop24h 10m

Lisbon Humberto Delgado

Di 4/21

5:05 am-2:15 pm

1 stop15h 10m

$628

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

So 4/12

7:25 am-10:30 am

1 stop21h 05m

Lisbon Humberto Delgado

Di 4/28

5:05 am-2:15 pm

1 stop15h 10m

$650
Quickest round-trip

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Mi 4/29

8:55 pm-5:55 pm

1 stop15h 00m

Lisbon Humberto Delgado

Mi 5/6

6:35 am-4:55 pm

1 stop16h 20m

$651

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

So 4/12

7:25 am-10:30 am

1 stop21h 05m

Lisbon Humberto Delgado

Di 4/28

5:05 am-11:04 pm

2 stops23h 59m

$655

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Mo 5/4

9:45 pm-12:55 pm

1 stop33h 10m

Funchal Madeira

Mo 5/11

1:20 pm-8:10 pm

1 stop36h 50m

$738

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Mo 5/4

9:45 pm-12:55 pm

1 stop33h 10m

Funchal Madeira

Mo 5/11

1:20 pm-8:10 pm

1 stop36h 50m

$803

DallasLisbon

DAL - LIS

DALLIS

Dallas Love Field

Do 5/7

6:44 pm-6:45 pm

2 stops18h 01m

Lisbon Humberto Delgado

Do 5/14

5:00 am-9:10 pm

2 stops22h 10m

$844

DallasLisbon

DAL - LIS

DALLIS

Dallas Love Field

Mo 6/22

10:20 am-8:50 am

2 stops16h 30m

Lisbon Humberto Delgado

Di 7/7

9:50 am-10:31 pm

2 stops18h 41m

$966

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 $708 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 48m

Direct flights

None
The fastest flight from Dallas to Portugal takes 10h 48m
There are no direct flights from Dallas to Portugal. There are no popular flight routes from Dallas to Portugal.
Search flight deals

  • 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
7,864 reviews
Search Lufthansa flights
IberiaPriceFrom $494Free CancellationRating
7.0
3,151 reviews
Search Iberia flights
British AirwaysPriceFrom $497Free CancellationRating
6.7
7,817 reviews
Search British Airways flights
American AirlinesPriceFrom $498Free CancellationRating
7.1
11,491 reviews
Search American Airlines flights
Air FrancePriceFrom $518Free CancellationRating
7.4
1,550 reviews
Search Air France flights
DeltaPriceFrom $521Free CancellationRating
7.9
8,324 reviews
Search Delta flights
FinnairPriceFrom $524Free CancellationRating
7.7
1,374 reviews
Search Finnair flights
United AirlinesPriceFrom $531Free CancellationRating
7.4
9,471 reviews
Search United Airlines flights
Air CanadaPriceFrom $555Free CancellationRating
7.1
10,837 reviews
Search Air Canada flights
KLMPriceFrom $603Free CancellationRating
7.8
1,477 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 $524
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