What airlines fly to Portugal?

United Airlines, British Airways and American Airlines 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 31% 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.

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

Air Canada, Virgin Atlantic, and KLM 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 November 2025, 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.

$218 Cheap Flights from Dallas to Portugal in 2025/26

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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.

1:30 pm - 5:10 pmDFW-FNC

21h 40m2 stops

10:20 am - 5:28 pmFNC-DFW

37h 08m2 stops

$531KLM

Find Deal

Thu, Feb 5 - Thu, Feb 12

9:15 pm - 11:10 amDFW-FNC

31h 55m1 stop

4:55 pm - 7:10 pmFNC-DFW

32h 15m1 stop

$535British Airways

Find Deal

Tue, Feb 3 - Mon, Feb 16

7:05 am - 9:20 amDFW-LIS

44h 15m2 stops

5:00 am - 6:29 pmLIS-DFW

19h 29m2 stops

$544Multiple Airlines

Find Deal

Mon, Nov 17 - Mon, Nov 24

4:05 pm - 3:10 pmDFW-LIS

17h 05m1 stop

11:25 am - 12:26 amLIS-DFW

19h 01m2 stops

$545Delta

Find Deal

Fri, Dec 5 - Fri, Dec 12

7:45 am - 8:00 amDFW-LIS

18h 15m2 stops

10:40 am - 11:06 amLIS-DFW

30h 26m1 stop

$547Delta

Find Deal

Thu, Nov 13 - Thu, Nov 27

8:44 pm - 10:15 amDFW-LIS

31h 31m2 stops

5:00 am - 2:25 pmLIS-DFW

15h 25m1 stop

$548United Airlines

Find Deal

Sun, Nov 16 - Sun, Nov 23

12:10 pm - 10:15 amDFW-LIS

16h 05m1 stop

12:20 pm - 2:25 pmLIS-DFW

32h 05m1 stop

$551United Airlines

Find Deal

Wed, Nov 12 - Sat, Nov 22

3:45 pm - 12:05 pmDFW-LIS

14h 20m1 stop

8:45 pm - 5:30 amLIS-DFW

14h 45m1 stop

$558American Airlines

Find Deal

Sun, Nov 23 - Mon, Dec 8

6:40 pm - 10:30 amDFW-FNC

33h 50m2 stops

2:10 pm - 6:30 amFNC-DFW

21h 20m1 stop

$744Iberia

Find Deal

Fri, Mar 6 - Wed, Mar 18

6:40 pm - 10:30 amDFW-FNC

33h 50m2 stops

2:10 pm - 9:50 pmFNC-DFW

36h 40m2 stops

$764Iberia

Find Deal

Fri, Mar 6 - Wed, Mar 18

Delta flights from Dallas to Portugal

Our best Delta deals on Dallas to Portugal flight tickets

Delta

Dec 5

DFW4:05 pmDallas/Fort Worth

17h 05m

1 stop

LIS3:10 pmLisbon Humberto Delgado

Dec 12

LIS11:25 amLisbon Humberto Delgado

19h 01m

2 stops

DFW12:26 amDallas/Fort Worth

$545

Find similar

Delta

Nov 13

DFW7:45 amDallas/Fort Worth

18h 15m

2 stops

LIS8:00 amLisbon Humberto Delgado

Nov 27

LIS10:40 amLisbon Humberto Delgado

30h 26m

1 stop

DFW11:06 amDallas/Fort Worth

$547

Find similar

Delta

Dec 5

DFW1:37 pmDallas/Fort Worth

19h 33m

2 stops

LIS3:10 pmLisbon Humberto Delgado

Dec 12

LIS11:25 amLisbon Humberto Delgado

19h 01m

2 stops

DFW12:26 amDallas/Fort Worth

$550

Find similar

Air Canada flights from Dallas to Portugal

Our best Air Canada deals on Dallas to Portugal flight tickets

Air Canada

Jan 31

DFW12:20 pmDallas/Fort Worth

14h 35m

1 stop

LIS8:55 amLisbon Humberto Delgado

Feb 15

LIS10:50 amLisbon Humberto Delgado

16h 42m

1 stop

DFW9:32 pmDallas/Fort Worth

$546

Find similar

Air Canada

Dec 1

DFW7:05 amDallas/Fort Worth

44h 15m

2 stops

LIS9:20 amLisbon Humberto Delgado

Dec 13

LIS11:20 amLisbon Humberto Delgado

40h 12m

2 stops

DFW9:32 pmDallas/Fort Worth

$554

Find similar

Air Canada

Nov 30

DFW3:45 pmDallas/Fort Worth

11h 35m

1 stop

LIS9:20 amLisbon Humberto Delgado

Dec 10

LIS11:00 amLisbon Humberto Delgado

16h 32m

1 stop

DFW9:32 pmDallas/Fort Worth

$589

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Thu 2/5

1:30 pm-5:10 pm

2 stops21h 40m

Funchal Madeira

Thu 2/12

10:20 am-5:28 pm

2 stops37h 08m

$531

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Tue 2/3

9:15 pm-11:10 am

1 stop31h 55m

Funchal Madeira

Mon 2/16

4:55 pm-7:10 pm

1 stop32h 15m

$535

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Mon 11/17

7:05 am-9:20 am

2 stops44h 15m

Lisbon Humberto Delgado

Mon 11/24

5:00 am-6:29 pm

2 stops19h 29m

$544

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Fri 12/5

4:05 pm-3:10 pm

1 stop17h 05m

Lisbon Humberto Delgado

Fri 12/12

11:25 am-12:26 am

2 stops19h 01m

$545

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Thu 11/13

7:45 am-8:00 am

2 stops18h 15m

Lisbon Humberto Delgado

Thu 11/27

10:40 am-11:06 am

1 stop30h 26m

$547

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Sun 11/16

8:44 pm-10:15 am

2 stops31h 31m

Lisbon Humberto Delgado

Sun 11/23

5:00 am-2:25 pm

1 stop15h 25m

$548

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Wed 11/12

12:10 pm-10:15 am

1 stop16h 05m

Lisbon Humberto Delgado

Sat 11/22

12:20 pm-2:25 pm

1 stop32h 05m

$551

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Sun 11/23

3:45 pm-12:05 pm

1 stop14h 20m

Lisbon Humberto Delgado

Mon 12/8

8:45 pm-5:30 am

1 stop14h 45m

$558

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Fri 3/6

6:40 pm-10:30 am

2 stops33h 50m

Funchal Madeira

Wed 3/18

2:10 pm-6:30 am

1 stop21h 20m

$744

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Fri 3/6

6:40 pm-10:30 am

2 stops33h 50m

Funchal Madeira

Wed 3/18

2:10 pm-9:50 pm

2 stops36h 40m

$764

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 February. Flight prices, which tend to average around $592, 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 October instead. Flights to Portugal in October, while not as cheap as those in February, still average around $620.

What is the cheapest day to depart on your flight to Portugal?

According to our data, Tuesday is the cheapest day to fly to Portugal from Dallas. The lowest ticket price found for a Tuesday departure recently was $767. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Friday, with ticket prices averaging around $879.

What is the cheapest time of day to depart on your flight to Portugal?

Our most recent data shows that the best time of day to fly to Portugal is in the afternoon. Flights from Dallas to Portugal during this time can be as low as $789. At noon is when there is more demand to fly to Portugal, so prices are often more expensive at around $891 per ticket.

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 $739 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 $652 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

Direct flights	None

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?
As of November 2025, 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
Finnair	PriceFrom $531	Free Cancellation	Rating 7.6 1,335 reviews	Search Finnair flights
Delta	PriceFrom $532	Free Cancellation	Rating 7.9 8,004 reviews	Search Delta flights
British Airways	PriceFrom $536	Free Cancellation	Rating 6.7 7,496 reviews	Search British Airways flights
Iberia	PriceFrom $537	Free Cancellation	Rating 7.0 3,007 reviews	Search Iberia flights
American Airlines	PriceFrom $539	Free Cancellation	Rating 7.2 11,042 reviews	Search American Airlines flights
United Airlines	PriceFrom $547	Free Cancellation	Rating 7.4 9,004 reviews	Search United Airlines flights
Air France	PriceFrom $551	Free Cancellation	Rating 7.4 1,484 reviews	Search Air France flights
KLM	PriceFrom $572	Free Cancellation	Rating 7.7 1,405 reviews	Search KLM flights
Air Canada	PriceFrom $590	Free Cancellation	Rating 7.1 10,409 reviews	Search Air Canada flights
Virgin Atlantic	PriceFrom $608	Free Cancellation	Rating 7.5 672 reviews	Search Virgin Atlantic 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.