What airlines fly to Portugal?

British Airways, United Airlines and American Airlines are the top three most popular airlines that fly to Portugal from Dallas according to our data. British Airways is the first choice among our users, with 30% 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, Air Canada, 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 August 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.

$201 Cheap Flights from Dallas to Portugal in 2025

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Find the cheapest flights from Dallas to Portugal

Round-trip

One-way

Last minute

Cheap round-trip flights

5:10 pm - 12:25 pmDFW-FNC

13h 15m1 stop

2:10 pm - 5:30 pmFNC-DFW

32h 20m2 stops

$581Iberia

Find Deal

mié., oct. 22 - mié., oct. 29

12:30 pm - 12:25 pmDFW-FNC

17h 55m2 stops

2:10 pm - 5:30 pmFNC-DFW

32h 20m2 stops

$585Iberia

Find Deal

mié., oct. 22 - mié., oct. 29

5:20 pm - 8:00 pmDFW-OPO

20h 40m1 stop

8:20 am - 5:00 pmOPO-DFW

14h 40m1 stop

$593Iberia

Find Deal

mié., nov. 5 - jue., nov. 13

5:30 pm - 9:45 amDFW-OPO

34h 15m1 stop

12:30 pm - 2:25 pmOPO-DFW

31h 55m1 stop

$601United Airlines

Find Deal

sáb., oct. 18 - lun., nov. 3

9:15 pm - 8:00 pmDFW-OPO

16h 45m2 stops

8:40 pm - 5:30 amOPO-DFW

14h 50m1 stop

$613British Airways

Find Deal

dom., nov. 2 - lun., nov. 10

1:55 pm - 4:00 pmDFW-OPO

20h 05m1 stop

8:20 am - 9:40 pmOPO-DFW

19h 20m2 stops

$619British Airways

Find Deal

mar., nov. 11 - mié., nov. 19

5:15 am - 9:45 amDFW-OPO

22h 30m2 stops

6:00 am - 10:08 amOPO-DFW

33h 08m2 stops

$625United Airlines

Find Deal

lun., oct. 20 - lun., oct. 27

1:33 pm - 3:30 pmDFW-OPO

19h 57m2 stops

6:05 am - 10:00 pmOPO-DFW

21h 55m2 stops

$640Delta

Find Deal

mié., oct. 22 - mar., nov. 11

7:15 am - 8:50 amDFW-LIS

19h 35m2 stops

5:40 am - 1:35 pmLIS-DFW

13h 55m1 stop

$647Delta

Find Deal

mié., sep. 24 - mar., sep. 30

5:55 pm - 3:25 pmDFW-LIS

16h 30m1 stop

4:10 pm - 3:10 pmLIS-DFW

29h 00m1 stop

$678Finnair

Find Deal

sáb., nov. 1 - sáb., nov. 8

Iberia flights from Dallas to Portugal

Our best Iberia deals on Dallas to Portugal flight tickets

Iberia

Oct 22

DFW5:10 pmDallas/Fort Worth

13h 15m

1 stop

FNC12:25 pmFunchal Madeira

Oct 29

FNC2:10 pmFunchal Madeira

32h 20m

2 stops

DFW5:30 pmDallas/Fort Worth

$581

Find similar

Iberia

Oct 22

DFW12:30 pmDallas/Fort Worth

17h 55m

2 stops

FNC12:25 pmFunchal Madeira

Oct 29

FNC2:10 pmFunchal Madeira

32h 20m

2 stops

DFW5:30 pmDallas/Fort Worth

$585

Find similar

Iberia

Nov 5

DFW5:20 pmDallas/Fort Worth

20h 40m

1 stop

OPO8:00 pmPorto

Nov 13

OPO8:20 amPorto

14h 40m

1 stop

DFW5:00 pmDallas/Fort Worth

$593

Find similar

Delta flights from Dallas to Portugal

Our best Delta deals on Dallas to Portugal flight tickets

Delta

Oct 22

DFW1:33 pmDallas/Fort Worth

19h 57m

2 stops

OPO3:30 pmPorto

Nov 11

OPO6:05 amPorto

21h 55m

2 stops

DFW10:00 pmDallas/Fort Worth

$640

Find similar

Delta

Sep 24

DFW7:15 amDallas/Fort Worth

19h 35m

2 stops

LIS8:50 amLisbon Humberto Delgado

Sep 30

LIS5:40 amLisbon Humberto Delgado

13h 55m

1 stop

DFW1:35 pmDallas/Fort Worth

$647

Find similar

Delta

Sep 24

DFW7:15 amDallas/Fort Worth

19h 35m

2 stops

LIS8:50 amLisbon Humberto Delgado

Sep 30

LIS5:40 amLisbon Humberto Delgado

21h 22m

2 stops

DFW9:02 pmDallas/Fort Worth

$657

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

mié. 10/22

5:10 pm-12:25 pm

1 stop13h 15m

Funchal Madeira

mié. 10/29

2:10 pm-5:30 pm

2 stops32h 20m

$581

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

mié. 10/22

12:30 pm-12:25 pm

2 stops17h 55m

Funchal Madeira

mié. 10/29

2:10 pm-5:30 pm

2 stops32h 20m

$585

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

mié. 11/5

5:20 pm-8:00 pm

1 stop20h 40m

Porto

jue. 11/13

8:20 am-5:00 pm

1 stop14h 40m

$593

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

sáb. 10/18

5:30 pm-9:45 am

1 stop34h 15m

Porto

lun. 11/3

12:30 pm-2:25 pm

1 stop31h 55m

$601

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

dom. 11/2

9:15 pm-8:00 pm

2 stops16h 45m

Porto

lun. 11/10

8:40 pm-5:30 am

1 stop14h 50m

$613

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

mar. 11/11

1:55 pm-4:00 pm

1 stop20h 05m

Porto

mié. 11/19

8:20 am-9:40 pm

2 stops19h 20m

$619

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

lun. 10/20

5:15 am-9:45 am

2 stops22h 30m

Porto

lun. 10/27

6:00 am-10:08 am

2 stops33h 08m

$625

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

mié. 10/22

1:33 pm-3:30 pm

2 stops19h 57m

Porto

mar. 11/11

6:05 am-10:00 pm

2 stops21h 55m

$640

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

mié. 9/24

7:15 am-8:50 am

2 stops19h 35m

Lisbon Humberto Delgado

mar. 9/30

5:40 am-1:35 pm

1 stop13h 55m

$647

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

sáb. 11/1

5:55 pm-3:25 pm

1 stop16h 30m

Lisbon Humberto Delgado

sáb. 11/8

4:10 pm-3:10 pm

1 stop29h 00m

$678

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 $597, 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 $623.

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 $744 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 $658 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 August 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 $533	Free Cancellation	Rating 7.6 1,320 reviews	Search Finnair flights
Delta	PriceFrom $534	Free Cancellation	Rating 7.9 7,981 reviews	Search Delta flights
American Airlines	PriceFrom $541	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
British Airways	PriceFrom $543	Free Cancellation	Rating 6.7 7,305 reviews	Search British Airways flights
Virgin Atlantic	PriceFrom $546	Free Cancellation	Rating 7.4 658 reviews	Search Virgin Atlantic flights
Iberia	PriceFrom $560	Free Cancellation	Rating 7.0 2,889 reviews	Search Iberia flights
United Airlines	PriceFrom $565	Free Cancellation	Rating 7.4 8,940 reviews	Search United Airlines flights
KLM	PriceFrom $572	Free Cancellation	Rating 7.8 1,388 reviews	Search KLM flights
Air France	PriceFrom $577	Free Cancellation	Rating 7.4 1,469 reviews	Search Air France flights
Air Canada	PriceFrom $589	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada 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.