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?

British Airways, KLM, and Iberia 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 December 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.

$207 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.

3:45 pm - 9:35 am

DFW

FNC

35h 50m2 stops

10:25 am - 5:06 pm

FNC

DFW

36h 41m2 stops

$508KLM

Mon, Feb 2 - Mon, Feb 9

3:45 pm - 2:15 pm

DFW

FNC

16h 30m1 stop

3:05 pm - 1:40 pm

FNC

DFW

27h 35m1 stop

$537Multiple Airlines

Mon, Feb 23 - Tue, Mar 10

12:21 pm - 2:15 pm

DFW

FNC

19h 54m2 stops

3:05 pm - 9:30 pm

FNC

DFW

35h 25m1 stop

$549British Airways

Mon, Feb 23 - Tue, Mar 10

12:21 pm - 2:15 pm

DFW

FNC

19h 54m2 stops

3:05 pm - 8:23 pm

FNC

DFW

34h 18m2 stops

$552British Airways

Mon, Feb 23 - Tue, Mar 10

3:40 pm - 2:55 pm

DFW

LIS

17h 15m1 stop

12:15 pm - 1:35 pm

LIS

DFW

31h 20m1 stop

$561Delta

Wed, Apr 1 - Sun, Apr 12

7:05 am - 6:30 pm

DFW

OPO

29h 25m2 stops

6:00 am - 2:57 pm

OPO

DFW

37h 57m2 stops

$566Air Canada

Sun, Feb 22 - Tue, Mar 10

7:05 am - 6:30 pm

DFW

OPO

29h 25m2 stops

6:00 am - 2:57 pm

OPO

DFW

37h 57m2 stops

$567Air Canada

Sun, Feb 22 - Tue, Mar 10

10:48 am - 10:15 am

DFW

LIS

17h 27m2 stops

5:00 am - 2:25 pm

LIS

DFW

15h 25m1 stop

$572United Airlines

Wed, Feb 25 - Sun, Mar 1

7:10 am - 9:30 am

DFW

OPO

20h 20m2 stops

12:35 pm - 12:15 pm

OPO

DFW

28h 40m1 stop

$585United Airlines

Sun, Feb 22 - Tue, Mar 10

12:12 pm - 10:45 am

DAL

LIS

16h 33m2 stops

12:45 pm - 10:33 pm

LIS

DAL

15h 48m2 stops

$593Delta

Sun, Apr 5 - Tue, Apr 14

Finnair flights from Dallas to Portugal

Our best Finnair deals on Dallas to Portugal flight tickets

Finnair

May 10

DFW4:50 pmDallas/Fort Worth

17h 00m

1 stop

LIS3:50 pmLisbon Humberto Delgado

May 16

LIS6:55 pmLisbon Humberto Delgado

23h 25m

1 stop

DFW12:20 pmDallas/Fort Worth

$596

Find similar

Finnair

Mar 14

DFW5:55 pmDallas/Fort Worth

16h 30m

1 stop

LIS3:25 pmLisbon Humberto Delgado

Mar 24

LIS4:10 pmLisbon Humberto Delgado

29h 00m

1 stop

DFW4:10 pmDallas/Fort Worth

$605

Find similar

Finnair

Mar 14

DFW5:55 pmDallas/Fort Worth

16h 30m

1 stop

LIS3:25 pmLisbon Humberto Delgado

Mar 22

LIS4:10 pmLisbon Humberto Delgado

29h 00m

1 stop

DFW4:10 pmDallas/Fort Worth

$614

Find similar

Scandinavian Airlines flights from Dallas to Portugal

Our best Scandinavian Airlines deals on Dallas to Portugal flight tickets

Scandinavian Airlines

Mar 9

DAL3:59 pmDallas Love Field

24h 31m

2 stops

LIS9:30 pmLisbon Humberto Delgado

Mar 16

LIS6:45 amLisbon Humberto Delgado

21h 00m

2 stops

DAL10:45 pmDallas Love Field

$632

Find similar

Scandinavian Airlines

Jan 6

DFW7:25 amDallas/Fort Worth

27h 00m

3 stops

LIS4:25 pmLisbon Humberto Delgado

Feb 2

LIS6:45 amLisbon Humberto Delgado

20h 58m

2 stops

DFW9:43 pmDallas/Fort Worth

$1,091

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Mon 2/2

3:45 pm-9:35 am

2 stops35h 50m

Funchal Madeira

Mon 2/9

10:25 am-5:06 pm

2 stops36h 41m

$508

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Mon 2/23

3:45 pm-2:15 pm

1 stop16h 30m

Funchal Madeira

Tue 3/10

3:05 pm-1:40 pm

1 stop27h 35m

$537

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Mon 2/23

12:21 pm-2:15 pm

2 stops19h 54m

Funchal Madeira

Tue 3/10

3:05 pm-9:30 pm

1 stop35h 25m

$549

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

Mon 2/23

12:21 pm-2:15 pm

2 stops19h 54m

Funchal Madeira

Tue 3/10

3:05 pm-8:23 pm

2 stops34h 18m

$552

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Wed 4/1

3:40 pm-2:55 pm

1 stop17h 15m

Lisbon Humberto Delgado

Sun 4/12

12:15 pm-1:35 pm

1 stop31h 20m

$561

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Sun 2/22

7:05 am-6:30 pm

2 stops29h 25m

Porto

Tue 3/10

6:00 am-2:57 pm

2 stops37h 57m

$566

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Sun 2/22

7:05 am-6:30 pm

2 stops29h 25m

Porto

Tue 3/10

6:00 am-2:57 pm

2 stops37h 57m

$567

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Wed 2/25

10:48 am-10:15 am

2 stops17h 27m

Lisbon Humberto Delgado

Sun 3/1

5:00 am-2:25 pm

1 stop15h 25m

$572

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Sun 2/22

7:10 am-9:30 am

2 stops20h 20m

Porto

Tue 3/10

12:35 pm-12:15 pm

1 stop28h 40m

$585

DallasLisbon

DAL - LIS

DALLIS

Dallas Love Field

Sun 4/5

12:12 pm-10:45 am

2 stops16h 33m

Lisbon Humberto Delgado

Tue 4/14

12:45 pm-10:33 pm

2 stops15h 48m

$593

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 $578, 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 $617.

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 $726 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 $692 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 55m
Direct flights	None

The fastest flight from Dallas to Portugal takes 10h 55m

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 December 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
British Airways	PriceFrom $519	Free Cancellation	Rating 6.7 7,626 reviews	Search British Airways flights
Delta	PriceFrom $526	Free Cancellation	Rating 7.9 8,016 reviews	Search Delta flights
Air France	PriceFrom $530	Free Cancellation	Rating 7.4 1,515 reviews	Search Air France flights
American Airlines	PriceFrom $535	Free Cancellation	Rating 7.2 11,074 reviews	Search American Airlines flights
Finnair	PriceFrom $536	Free Cancellation	Rating 7.6 1,343 reviews	Search Finnair flights
Iberia	PriceFrom $537	Free Cancellation	Rating 7.0 3,058 reviews	Search Iberia flights
United Airlines	PriceFrom $537	Free Cancellation	Rating 7.4 9,124 reviews	Search United Airlines flights
Air Canada	PriceFrom $558	Free Cancellation	Rating 7.1 10,571 reviews	Search Air Canada flights
KLM	PriceFrom $572	Free Cancellation	Rating 7.7 1,435 reviews	Search KLM flights
Virgin Atlantic	PriceFrom $608	Free Cancellation	Rating 7.5 677 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.