What is the cheapest airline that flies from Dallas to Portugal?

British Airways, Iberia, and United Airlines are the most popular carriers operating from Dallas to Portugal

What airlines fly to Portugal?

United Airlines, American Airlines and British Airways are the top three most popular airlines that fly to Portugal from Dallas according to our data. United Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 11 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

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?

As of November 2026, there are 11 operators available to choose from 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.

$320 Cheap Flights from Dallas to Portugal in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Dallas to Portugal

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:42 am - 8:00 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

14h 18m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

10:00 am - 8:59 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

16h 59m1 stop New York John F Kennedy Intl

$683Virgin Atlantic

Tue, Dec 1 - Tue, Dec 8

12:24 pm - 9:00 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

14h 36m2 stops Atlanta Hartsfield-Jackson Boston Logan Intl

10:00 am - 10:25 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

18h 25m2 stops New York John F Kennedy Intl Detroit Metropolitan Wayne County

$683Virgin Atlantic

Tue, Dec 1 - Tue, Dec 8

12:48 pm - 11:50 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

17h 02m2 stops New York John F Kennedy Intl Madrid Barajas

12:30 pm - 5:30 amLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

23h 00m1 stop Madrid Barajas

$727Iberia

Wed, Feb 3 - Mon, Feb 15

5:15 pm - 10:50 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

24h 35m1 stop Frankfurt am Main

3:45 pm - 3:25 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

28h 40m1 stop Frankfurt am Main

$728Lufthansa

Sun, Mar 14 - Sat, Mar 20

9:15 pm - 5:45 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

14h 30m1 stop London Heathrow

11:05 am - 12:06 amLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

18h 01m1 stop Philadelphia

$730British Airways

Tue, Mar 9 - Thu, Mar 18

9:50 pm - 11:25 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

19h 35m1 stop Madrid Barajas

4:35 pm - 3:20 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

28h 45m1 stop Helsinki-Vantaa

$731Finnair

Wed, Apr 14 - Mon, Apr 19

3:45 pm - 2:55 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

17h 10m1 stop London Heathrow

4:10 pm - 3:50 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

29h 40m1 stop Helsinki-Vantaa

$733Finnair

Mon, Feb 1 - Wed, Feb 10

6:20 pm - 6:05 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

18h 45m1 stop Madrid Barajas

8:45 pm - 6:00 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

26h 15m1 stop Madrid Barajas

$733Iberia

Mon, Mar 15 - Mon, Mar 22

9:15 pm - 2:50 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

35h 35m1 stop London Heathrow

12:55 pm - 7:10 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

36h 15m1 stop London Heathrow

$768British Airways

Mon, Feb 1 - Mon, Feb 15

4:15 pm - 2:50 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

16h 35m1 stop Frankfurt am Main

3:55 pm - 3:25 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

28h 30m1 stop Frankfurt am Main

$768Lufthansa

Wed, Mar 10 - Mon, Mar 22

Cheap last minute flights

Enter your travel dates to find the best prices.

5:35 pm - 10:20 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

10h 45m1 stop Washington, D.C. Dulles Intl

5:00 am - 2:25 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

15h 25m1 stop Frankfurt am Main

$807United Airlines

Mon, Nov 9 - Wed, Nov 18

7:00 am - 8:10 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

19h 10m2 stops Houston George Bush Intcntl Newark

5:00 am - 2:25 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

15h 25m1 stop Frankfurt am Main

$807United Airlines

Mon, Nov 9 - Wed, Nov 18

12:23 pm - 9:00 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

14h 37m2 stops Atlanta Hartsfield-Jackson Boston Logan Intl

5:00 am - 5:24 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

18h 24m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$816KLM

Mon, Nov 9 - Wed, Nov 18

7:00 am - 10:40 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

21h 40m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

5:00 am - 10:20 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

23h 20m2 stops Frankfurt am Main Toronto Pearson Intl

$825Multiple Airlines

Mon, Nov 9 - Wed, Nov 18

4:15 pm - 10:50 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

24h 35m1 stop Frankfurt am Main

5:00 am - 2:25 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

15h 25m1 stop Frankfurt am Main

$861Lufthansa

Wed, Nov 4 - Sun, Nov 8

8:15 am - 8:00 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

17h 45m1 stop New York John F Kennedy Intl

5:30 am - 4:50 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

17h 20m1 stop Paris Charles de Gaulle

$870Delta

Fri, Nov 6 - Tue, Nov 10

8:15 am - 11:25 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

21h 10m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

5:00 am - 11:03 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

24h 03m2 stops Amsterdam Schiphol Boston Logan Intl

$876Delta

Fri, Nov 6 - Tue, Nov 17

4:15 pm - 10:50 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

24h 35m1 stop Frankfurt am Main

12:25 pm - 2:25 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

32h 00m1 stop Frankfurt am Main

$934Lufthansa

Sat, Nov 7 - Fri, Nov 13

9:00 pm - 9:45 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

30h 45m1 stop London Heathrow

7:05 am - 7:10 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

18h 05m1 stop London Heathrow

$942British Airways

Sat, Nov 7 - Sun, Nov 15

4:50 pm - 9:50 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

35h 00m2 stops Paris Charles de Gaulle London Heathrow

6:50 pm - 12:35 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

23h 45m1 stop London Heathrow

$2,296British Airways

Fri, Nov 6 - Sun, Nov 15

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United Airlines flights from Dallas to Portugal

Our best United Airlines deals on Dallas to Portugal flight tickets

United Airlines

Nov 30

DFW5:27 pmDallas/Fort Worth

34h 03m

1 stop

OPO9:30 amPorto

Dec 15

OPO6:00 amPorto

20h 39m

2 stops

DFW8:39 pmDallas/Fort Worth

$754

United Airlines

Dec 1

DFW5:40 pmDallas/Fort Worth

10h 25m

1 stop

LIS10:05 amLisbon Humberto Delgado

Dec 8

LIS5:00 amLisbon Humberto Delgado

15h 25m

1 stop

DFW2:25 pmDallas/Fort Worth

$756

United Airlines

Dec 1

DFW5:40 pmDallas/Fort Worth

10h 40m

1 stop

LIS10:20 amLisbon Humberto Delgado

Dec 8

LIS5:00 amLisbon Humberto Delgado

15h 25m

1 stop

DFW2:25 pmDallas/Fort Worth

$757

Virgin Atlantic flights from Dallas to Portugal

Our best Virgin Atlantic deals on Dallas to Portugal flight tickets

Virgin Atlantic

Dec 1

DFW12:24 pmDallas/Fort Worth

14h 36m

2 stops

LIS9:00 amLisbon Humberto Delgado

Dec 8

LIS10:00 amLisbon Humberto Delgado

18h 25m

2 stops

DFW10:25 pmDallas/Fort Worth

$683

Virgin Atlantic

Jan 3

DFW5:40 amDallas/Fort Worth

21h 15m

2 stops

LIS8:55 amLisbon Humberto Delgado

Jan 13

LIS10:00 amLisbon Humberto Delgado

18h 24m

2 stops

DFW10:24 pmDallas/Fort Worth

$794

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Tue 12/1

11:42 am-8:00 am

2 stops14h 18m

Lisbon Humberto Delgado

Tue 12/8

10:00 am-8:59 pm

1 stop16h 59m

$683

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Tue 12/1

12:24 pm-9:00 am

2 stops14h 36m

Lisbon Humberto Delgado

Tue 12/8

10:00 am-10:25 pm

2 stops18h 25m

$683

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Wed 2/3

12:48 pm-11:50 am

2 stops17h 02m

Lisbon Humberto Delgado

Mon 2/15

12:30 pm-5:30 am

1 stop23h 00m

$727

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Sun 3/14

5:15 pm-10:50 pm

1 stop24h 35m

Lisbon Humberto Delgado

Sat 3/20

3:45 pm-3:25 pm

1 stop28h 40m

$728

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Tue 3/9

9:15 pm-5:45 pm

1 stop14h 30m

Lisbon Humberto Delgado

Thu 3/18

11:05 am-12:06 am

1 stop18h 01m

$730

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Wed 4/14

9:50 pm-11:25 pm

1 stop19h 35m

Lisbon Humberto Delgado

Mon 4/19

4:35 pm-3:20 pm

1 stop28h 45m

$731

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Mon 2/1

3:45 pm-2:55 pm

1 stop17h 10m

Lisbon Humberto Delgado

Wed 2/10

4:10 pm-3:50 pm

1 stop29h 40m

$733

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Mon 3/15

6:20 pm-6:05 pm

1 stop18h 45m

Lisbon Humberto Delgado

Mon 3/22

8:45 pm-6:00 pm

1 stop26h 15m

$733

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Mon 2/1

9:15 pm-2:50 pm

1 stop35h 35m

Lisbon Humberto Delgado

Mon 2/15

12:55 pm-7:10 pm

1 stop36h 15m

$768

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Wed 3/10

4:15 pm-2:50 pm

1 stop16h 35m

Lisbon Humberto Delgado

Mon 3/22

3:55 pm-3:25 pm

1 stop28h 30m

$768

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Dallas is in April. Flight prices, which tend to average around $662, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Portugal from Dallas during January instead. Flights to Portugal in January, while not as cheap as those in April, still average around $704.

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 $855 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 $689 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

Best Price Found	$320
Fastest flight time	10h 40m
Direct flights	None

The best one-way flight to Portugal from Dallas in the past 72 hours is $320. The best round-trip flight deal from Dallas to Portugal found on momondo in the last 72 hours is $683.

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?
As of November 2026, there are 11 operators available to choose from 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
Lufthansa	PriceFrom $457	Free Cancellation	Rating 6.8 8,299 reviews	Search Lufthansa flights
Iberia	PriceFrom $493	Free Cancellation	Rating 7.0 3,240 reviews	Search Iberia flights
British Airways	PriceFrom $500	Free Cancellation	Rating 6.7 8,280 reviews	Search British Airways flights
American Airlines	PriceFrom $508	Free Cancellation	Rating 7.0 12,222 reviews	Search American Airlines flights
Air France	PriceFrom $518	Free Cancellation	Rating 7.5 1,651 reviews	Search Air France flights
Finnair	PriceFrom $524	Free Cancellation	Rating 7.6 1,416 reviews	Search Finnair flights
Delta	PriceFrom $558	Free Cancellation	Rating 7.8 8,697 reviews	Search Delta flights
Air Canada	PriceFrom $563	Free Cancellation	Rating 7.1 11,846 reviews	Search Air Canada flights
United Airlines	PriceFrom $591	Free Cancellation	Rating 7.3 10,464 reviews	Search United Airlines flights
Scandinavian Airlines	PriceFrom $612	Free Cancellation	Rating 7.4 2,030 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.

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities

Other flights to Portugal

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $364

Flights to Portofrom $400

Flights to Funchalfrom $585

Flights to Farofrom $549

Flights to Ponta Delgadafrom $310

Flights to Lajesfrom $313

Flights to Hortafrom $438

Flights to Pico Islandfrom $699

Flights to Porto Santofrom $791

Flights to Velasfrom $691

Cheap flights from Dallas to Portugal from $320

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 1/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Dallas to Portugal

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Price Alerts

Price Alerts

United Airlines flights from Dallas to Portugal

Our best United Airlines deals on Dallas to Portugal flight tickets

Virgin Atlantic flights from Dallas to Portugal

Our best Virgin Atlantic deals on Dallas to Portugal flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Dallas to Portugal that are best for you.

See travel insights to Portugal from

How to get the cheapest flight ticket from Dallas to Portugal

What is the cheapest month to fly to Portugal?

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

What is the cheapest airline that flies from Dallas to Portugal?

What airlines fly to Portugal?

Cheap Dallas to Portugal flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Dallas to Portugal

Best airlines flying from Dallas to Portugal

Compare and see reviews for airlines that fly from Dallas to Portugal with momondo

Why use momondo?

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

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

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portugal

List of cabin classes available on flights landing in Portugal. Availability may vary depending on flight origin and airline.

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year