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 35% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 12 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

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

United Airlines, British Airways, and Air France are the most popular carriers operating 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 August 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

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.

12:25 pm - 9:20 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

14h 55m1 stop Montreal Pierre Elliott Trudeau Intl

11:20 am - 10:20 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

16h 00m1 stop Toronto Pearson Intl

$716Air Canada

Thu, Oct 22 - Tue, Oct 27

7:30 am - 8:10 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

18h 40m1 stop Newark

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

15h 25m1 stop Frankfurt am Main

$717United Airlines

Tue, Nov 17 - Fri, Nov 27

12:28 pm - 8:10 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

13h 42m2 stops Washington, D.C. Dulles Intl Newark

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

15h 25m1 stop Frankfurt am Main

$717United Airlines

Tue, Nov 17 - Fri, Nov 27

6:50 pm - 2:50 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

14h 00m1 stop London Heathrow

8:45 pm - 5:30 amLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

14h 45m1 stop Madrid Barajas

$718American Airlines

Tue, Dec 1 - Wed, Dec 9

11:10 pm - 11:10 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

18h 00m1 stop London Heathrow

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

29h 00m1 stop Helsinki-Vantaa

$720Multiple Airlines

Mon, Oct 19 - Tue, Nov 3

7:45 pm - 2:50 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

14h 05m1 stop London Heathrow

6:45 pm - 5:30 amLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

16h 45m1 stop Madrid Barajas

$721American Airlines

Tue, Oct 27 - Wed, Nov 4

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

19h 10m2 stops Chicago O'Hare Intl Newark

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

15h 25m1 stop Frankfurt am Main

$721Multiple Airlines

Wed, Nov 25 - Fri, Dec 4

12:10 pm - 10:40 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

16h 30m1 stop Montreal Pierre Elliott Trudeau Intl

11:20 am - 3:22 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

34h 02m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$722Air Canada

Mon, Dec 7 - Fri, Jan 15

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

18h 00m2 stops New York LaGuardia Boston Logan Intl

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

17h 20m1 stop Paris Charles de Gaulle

$729Delta

Sun, Nov 8 - Tue, Nov 17

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

18h 00m2 stops New York LaGuardia Boston Logan Intl

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

17h 20m1 stop Paris Charles de Gaulle

$729Delta

Sun, Nov 8 - Wed, Nov 18

Cheap last minute flights

Enter your travel dates to find the best prices.

9:30 pm - 3:50 pmDFW Dallas/Fort Worth-OPO Porto

36h 20m1 stop Istanbul

4:40 pm - 12:45 pmOPO Porto-DFW Dallas/Fort Worth

26h 05m1 stop Istanbul

$837Turkish Airlines

Sun, Aug 23 - Thu, Sep 10

9:30 pm - 3:50 pmDFW Dallas/Fort Worth-OPO Porto

36h 20m1 stop Istanbul

4:40 pm - 7:35 pmOPO Porto-DFW Dallas/Fort Worth

32h 55m1 stop Istanbul

$907Turkish Airlines

Sat, Aug 22 - Wed, Aug 26

4:00 pm - 3:40 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

17h 40m1 stop Frankfurt am Main

4:25 pm - 2:15 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

27h 50m1 stop Frankfurt am Main

$982Lufthansa

Sat, Aug 22 - Wed, Aug 26

12:25 pm - 9:20 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

14h 55m1 stop Montreal Pierre Elliott Trudeau Intl

4:25 pm - 2:15 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

27h 50m1 stop Frankfurt am Main

$985Multiple Airlines

Wed, Aug 26 - Wed, Sep 2

12:30 pm - 11:05 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

16h 35m1 stop Toronto Pearson Intl

4:20 pm - 1:35 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

27h 15m1 stop Frankfurt am Main

$992Multiple Airlines

Sat, Aug 22 - Tue, Sep 1

4:00 pm - 10:15 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

24h 15m1 stop Frankfurt am Main

12:35 pm - 1:35 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

31h 00m1 stop Frankfurt am Main

$1,004Lufthansa

Sun, Aug 23 - Wed, Sep 2

5:50 pm - 6:05 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

18h 15m1 stop London Heathrow

8:25 am - 8:10 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

17h 45m1 stop Madrid Barajas

$1,013American Airlines

Sat, Aug 22 - Tue, Sep 1

5:50 pm - 6:05 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

18h 15m1 stop London Heathrow

8:25 am - 8:10 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

17h 45m1 stop Madrid Barajas

$1,013American Airlines

Sat, Aug 22 - Tue, Sep 1

11:18 am - 11:15 amDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

17h 57m2 stops Minneapolis St Paul Paris Charles de Gaulle

5:00 am - 8:50 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

21h 50m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$1,032Delta

Sat, Aug 22 - Tue, Sep 1

5:00 pm - 5:50 pmDFW Dallas/Fort Worth-LIS Lisbon Humberto Delgado

18h 50m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

5:00 am - 8:50 pmLIS Lisbon Humberto Delgado-DFW Dallas/Fort Worth

21h 50m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$1,032Delta

Sat, Aug 22 - Tue, Sep 1

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from Dallas to Portugal

Our best United Airlines deals on Dallas to Portugal flight tickets

United Airlines

Nov 17

DFW7:30 amDallas/Fort Worth

18h 40m

1 stop

LIS8:10 amLisbon Humberto Delgado

Nov 27

LIS5:00 amLisbon Humberto Delgado

15h 25m

1 stop

DFW2:25 pmDallas/Fort Worth

$717

United Airlines

Dec 8

DFW1:50 pmDallas/Fort Worth

12h 20m

1 stop

LIS8:10 amLisbon Humberto Delgado

Jan 13

LIS5:00 amLisbon Humberto Delgado

15h 25m

1 stop

DFW2:25 pmDallas/Fort Worth

$722

United Airlines

Nov 2

DFW12:10 pmDallas/Fort Worth

16h 30m

1 stop

LIS10:40 amLisbon Humberto Delgado

Nov 11

LIS5:00 amLisbon Humberto Delgado

15h 25m

1 stop

DFW2:25 pmDallas/Fort Worth

$723

Delta flights from Dallas to Portugal

Our best Delta deals on Dallas to Portugal flight tickets

Delta

Nov 8

DFW9:00 amDallas/Fort Worth

18h 00m

2 stops

LIS9:00 amLisbon Humberto Delgado

Nov 20

LIS5:30 amLisbon Humberto Delgado

17h 20m

1 stop

DFW4:50 pmDallas/Fort Worth

$729

Delta

Nov 3

DFW11:47 amDallas/Fort Worth

14h 13m

2 stops

LIS8:00 amLisbon Humberto Delgado

Nov 19

LIS5:30 amLisbon Humberto Delgado

21h 26m

2 stops

DFW8:56 pmDallas/Fort Worth

$735

Delta

Nov 3

DFW7:00 pmDallas/Fort Worth

16h 30m

1 stop

LIS5:30 pmLisbon Humberto Delgado

Nov 9

LIS12:25 pmLisbon Humberto Delgado

34h 25m

1 stop

DFW4:50 pmDallas/Fort Worth

$745

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Thu 10/22

12:25 pm-9:20 am

1 stop14h 55m

Lisbon Humberto Delgado

Tue 10/27

11:20 am-10:20 pm

1 stop16h 00m

$716

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Tue 11/17

7:30 am-8:10 am

1 stop18h 40m

Lisbon Humberto Delgado

Fri 11/27

5:00 am-2:25 pm

1 stop15h 25m

$717

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Tue 11/17

12:28 pm-8:10 am

2 stops13h 42m

Lisbon Humberto Delgado

Fri 11/27

5:00 am-2:25 pm

1 stop15h 25m

$717

Quickest round-trip

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Tue 12/1

6:50 pm-2:50 pm

1 stop14h 00m

Lisbon Humberto Delgado

Wed 12/9

8:45 pm-5:30 am

1 stop14h 45m

$718

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Mon 10/19

11:10 pm-11:10 pm

1 stop18h 00m

Lisbon Humberto Delgado

Tue 11/3

4:10 pm-3:10 pm

1 stop29h 00m

$720

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Tue 10/27

7:45 pm-2:50 pm

1 stop14h 05m

Lisbon Humberto Delgado

Wed 11/4

6:45 pm-5:30 am

1 stop16h 45m

$721

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Wed 11/25

7:00 am-8:10 am

2 stops19h 10m

Lisbon Humberto Delgado

Fri 12/4

5:00 am-2:25 pm

1 stop15h 25m

$721

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Mon 12/7

12:10 pm-10:40 am

1 stop16h 30m

Lisbon Humberto Delgado

Fri 1/15

11:20 am-3:22 pm

2 stops34h 02m

$722

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Sun 11/8

9:00 am-9:00 am

2 stops18h 00m

Lisbon Humberto Delgado

Tue 11/17

5:30 am-4:50 pm

1 stop17h 20m

$729

DallasLisbon

DFW Dallas/Fort Worth - LIS Lisbon Humberto Delgado

DFWLIS

Dallas/Fort Worth

Sun 11/8

9:00 am-9:00 am

2 stops18h 00m

Lisbon Humberto Delgado

Wed 11/18

5:30 am-4:50 pm

1 stop17h 20m

$729

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 $647, 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 February instead. Flights to Portugal in February, while not as cheap as those in April, still average around $662.

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 $807 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 $669 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	11h 20m
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 $716.

The fastest flight from Dallas to Portugal takes 11h 20m

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 August 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 $460	Free Cancellation	Rating 6.8 8,202 reviews	Search Lufthansa flights
Iberia	PriceFrom $493	Free Cancellation	Rating 7.0 3,258 reviews	Search Iberia flights
British Airways	PriceFrom $500	Free Cancellation	Rating 6.7 8,181 reviews	Search British Airways flights
American Airlines	PriceFrom $502	Free Cancellation	Rating 7.1 11,979 reviews	Search American Airlines flights
Delta	PriceFrom $517	Free Cancellation	Rating 7.8 8,509 reviews	Search Delta flights
Finnair	PriceFrom $518	Free Cancellation	Rating 7.6 1,427 reviews	Search Finnair flights
Air France	PriceFrom $518	Free Cancellation	Rating 7.5 1,647 reviews	Search Air France flights
United Airlines	PriceFrom $539	Free Cancellation	Rating 7.4 10,104 reviews	Search United Airlines flights
Air Canada	PriceFrom $557	Free Cancellation	Rating 7.1 11,508 reviews	Search Air Canada flights
Scandinavian Airlines	PriceFrom $612	Free Cancellation	Rating 7.4 1,955 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Sun 9/20

Sun 9/27

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Popular cities

Other flights to Portugal

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $554

Flights to Portofrom $523

Flights to Funchalfrom $597

Flights to Farofrom $610

Flights to Ponta Delgadafrom $568

Flights to Lajesfrom $618

Flights to Hortafrom $696

Flights to Pico Islandfrom $668

Flights to Porto Santofrom $713

Flights to Velasfrom $729

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 10/5. 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

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from Dallas to Portugal

Our best United Airlines deals on Dallas to Portugal flight tickets

Delta flights from Dallas to Portugal

Our best Delta 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