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

Virgin Atlantic, Air Canada, and Delta are the most popular carriers operating from Texas to Portugal

What airlines fly to Portugal?

United Airlines, British Airways and American Airlines are the top three most popular airlines that fly to Portugal from Texas according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 13 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

How long is the flight from Texas to Portugal?

Average flight duration from Texas to Portugal depends on which airport you fly into and out of. Flying from Dallas to Lisbon is 11h 15m on average, while flying from San Antonio to Lisbon is 12h 45m on average. Lisbon is the most popular airport in Portugal.

When did momondo last update prices for flights from Texas to Portugal?

Prices for flights from Texas to Portugal were last updated today.

How many operators does momondo search for flights from Texas to Portugal?

The number of operators available for flights from Texas to Portugal is 13 as of April 2026.

How old do you have to be to fly from Texas to Portugal?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Texas to Portugal.

What documentation or ID do you need to fly to Portugal?

The required travel and health documents for your Portugal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$324 Cheap Flights from Texas to Portugal in 2026

1 adult

0 bags

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Find the cheapest flights from Texas to Portugal

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:30 pm - 10:00 am

DFW

OPO

30h 30m

1 stop

11:00 am - 7:35 pm

OPO

DFW

38h 35m

1 stop

$691Turkish Airlines

mar., oct. 6 - jeu., oct. 15

9:05 pm - 11:35 pm

IAH

LIS

20h 30m

1 stop

5:55 am - 8:10 pm

LIS

IAH

20h 15m

1 stop

$693Turkish Airlines

lun., oct. 19 - mer., nov. 4

5:55 pm - 3:35 pm

DFW

LIS

15h 40m

1 stop

12:30 pm - 8:10 pm

LIS

DFW

13h 40m

1 stop

$722Multiple Airlines

mar., oct. 13 - mar., oct. 20

9:45 pm - 5:55 pm

DFW

LIS

14h 10m

1 stop

6:35 am - 8:10 pm

LIS

DFW

19h 35m

1 stop

$732American Airlines

mar., oct. 13 - mar., oct. 20

4:50 pm - 3:35 pm

DFW

LIS

16h 45m

1 stop

8:25 am - 8:10 pm

LIS

DFW

17h 45m

1 stop

$733American Airlines

mar., mai 5 - mar., mai 19

7:40 pm - 3:35 pm

DFW

LIS

13h 55m

1 stop

6:30 am - 6:00 pm

LIS

DFW

16h 30m

1 stop

$734Multiple Airlines

mar., oct. 13 - mar., oct. 27

12:25 pm - 10:45 am

DAL

LIS

16h 20m

2 stops

10:00 am - 9:10 pm

LIS

DAL

17h 10m

2 stops

$762Delta

mar., mai 5 - mer., mai 20

12:01 pm - 11:15 am

DAL

LIS

17h 14m

2 stops

5:00 am - 5:47 pm

LIS

DAL

18h 47m

2 stops

$782Delta

mar., août 18 - jeu., août 27

6:19 pm - 4:00 pm

HOU

OPO

15h 41m

2 stops

8:40 pm - 12:23 pm

OPO

HOU

20h 43m

2 stops

$787Iberia

mer., oct. 14 - mer., oct. 28

7:30 am - 7:40 am

AUS

OPO

18h 10m

2 stops

8:20 am - 10:40 pm

OPO

AUS

20h 20m

2 stops

$815Iberia

mar., sept. 22 - jeu., oct. 1

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American Airlines flights from Texas to Portugal

Our best American Airlines deals on Texas to Portugal flight tickets

American Airlines

Apr 29

DFW4:40 pmDallas/Fort Worth

15h 30m

1 stop

LIS2:10 pmLisbon Humberto Delgado

May 6

LIS6:35 amLisbon Humberto Delgado

19h 35m

1 stop

DFW8:10 pmDallas/Fort Worth

$702

American Airlines

Apr 29

DFW8:55 pmDallas/Fort Worth

15h 00m

1 stop

LIS5:55 pmLisbon Humberto Delgado

May 6

LIS8:55 amLisbon Humberto Delgado

17h 15m

1 stop

DFW8:10 pmDallas/Fort Worth

$703

American Airlines

Apr 29

DFW7:35 amDallas/Fort Worth

19h 30m

1 stop

LIS9:05 amLisbon Humberto Delgado

May 5

LIS8:25 amLisbon Humberto Delgado

17h 45m

1 stop

DFW8:10 pmDallas/Fort Worth

$710

Iberia flights from Texas to Portugal

Our best Iberia deals on Texas to Portugal flight tickets

Iberia

May 4

DFW9:45 pmDallas/Fort Worth

16h 20m

1 stop

LIS8:05 pmLisbon Humberto Delgado

May 11

LIS8:45 pmLisbon Humberto Delgado

28h 43m

2 stops

DFW7:28 pmDallas/Fort Worth

$765

Iberia

May 6

DFW10:33 amDallas/Fort Worth

30h 52m

2 stops

LIS11:25 pmLisbon Humberto Delgado

May 11

LIS8:45 pmLisbon Humberto Delgado

25h 30m

1 stop

DFW4:15 pmDallas/Fort Worth

$768

Iberia

Apr 27

AUS12:10 pmAustin Bergstrom

14h 55m

1 stop

LIS9:05 amLisbon Humberto Delgado

May 5

LIS12:30 pmLisbon Humberto Delgado

16h 20m

2 stops

AUS10:50 pmAustin Bergstrom

$769

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

mar. 10/6

9:30 pm-10:00 am

1 stop30h 30m

Porto

jeu. 10/15

11:00 am-7:35 pm

1 stop38h 35m

$691

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

lun. 10/19

9:05 pm-11:35 pm

1 stop20h 30m

Lisbon Humberto Delgado

mer. 11/4

5:55 am-8:10 pm

1 stop20h 15m

$693

Quickest round-trip

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

mar. 10/13

5:55 pm-3:35 pm

1 stop15h 40m

Lisbon Humberto Delgado

mar. 10/20

12:30 pm-8:10 pm

1 stop13h 40m

$722

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

mar. 10/13

9:45 pm-5:55 pm

1 stop14h 10m

Lisbon Humberto Delgado

mar. 10/20

6:35 am-8:10 pm

1 stop19h 35m

$732

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

mar. 5/5

4:50 pm-3:35 pm

1 stop16h 45m

Lisbon Humberto Delgado

mar. 5/19

8:25 am-8:10 pm

1 stop17h 45m

$733

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

mar. 10/13

7:40 pm-3:35 pm

1 stop13h 55m

Lisbon Humberto Delgado

mar. 10/27

6:30 am-6:00 pm

1 stop16h 30m

$734

DallasLisbon

DAL - LIS

DALLIS

Dallas Love Field

mar. 5/5

12:25 pm-10:45 am

2 stops16h 20m

Lisbon Humberto Delgado

mer. 5/20

10:00 am-9:10 pm

2 stops17h 10m

$762

DallasLisbon

DAL - LIS

DALLIS

Dallas Love Field

mar. 8/18

12:01 pm-11:15 am

2 stops17h 14m

Lisbon Humberto Delgado

jeu. 8/27

5:00 am-5:47 pm

2 stops18h 47m

$782

HoustonPorto

HOU - OPO

HOUOPO

Houston Hobby

mer. 10/14

6:19 pm-4:00 pm

2 stops15h 41m

Porto

mer. 10/28

8:40 pm-12:23 pm

2 stops20h 43m

$787

AustinPorto

AUS - OPO

AUSOPO

Austin Bergstrom

mar. 9/22

7:30 am-7:40 am

2 stops18h 10m

Porto

jeu. 10/1

8:20 am-10:40 pm

2 stops20h 20m

$815

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 Texas 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

Other information

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Texas is in February. Flight prices, which tend to average around $543, 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 Texas during January instead. Flights to Portugal in January, while not as cheap as those in February, still average around $620.

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

You are more likely to see cheaper flights to Portugal from Texas when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $716 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Texas for as low as $666 on momondo.

Can stopping save me money on Texas to Portugal flights?

You could potentially save up to 21% on your flight if you consider stops on a Texas to Portugal flight.

Cheap Texas to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Texas to Portugal

Fastest flight time	11h 15m
Direct flights	None

The fastest flight from Texas to Portugal takes 11h 15m

There are no direct flights from Texas to Portugal. There are no popular flight routes from Texas to Portugal.

Search flight deals

Frequently asked questions about flying from Texas to Portugal

When did momondo last update prices for flights from Texas to Portugal?
Prices for flights from Texas to Portugal were last updated today.
How many operators does momondo search for flights from Texas to Portugal?
The number of operators available for flights from Texas to Portugal is 13 as of April 2026.
How old do you have to be to fly from Texas to Portugal?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Texas to Portugal.
What documentation or ID do you need to fly to Portugal?
The required travel and health documents for your Portugal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Texas to Portugal

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $445	Free Cancellation	Rating 6.7 7,906 reviews	Search British Airways flights
Lufthansa	PriceFrom $457	Free Cancellation	Rating 6.8 7,940 reviews	Search Lufthansa flights
Delta	PriceFrom $466	Free Cancellation	Rating 7.9 8,435 reviews	Search Delta flights
KLM	PriceFrom $476	Free Cancellation	Rating 7.8 1,505 reviews	Search KLM flights
United Airlines	PriceFrom $492	Free Cancellation	Rating 7.4 9,635 reviews	Search United Airlines flights
Iberia	PriceFrom $494	Free Cancellation	Rating 7.0 3,191 reviews	Search Iberia flights
American Airlines	PriceFrom $498	Free Cancellation	Rating 7.1 11,655 reviews	Search American Airlines flights
Air Canada	PriceFrom $516	Free Cancellation	Rating 7.1 10,955 reviews	Search Air Canada flights
Finnair	PriceFrom $518	Free Cancellation	Rating 7.7 1,390 reviews	Search Finnair flights
Air France	PriceFrom $521	Free Cancellation	Rating 7.4 1,578 reviews	Search Air France flights

Why use momondo?

Why should I use momondo to find a flight deal from Texas to Portugal?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Texas to Portugal for you.

Can I find flights from Texas to Portugal with flexible booking policies on momondo?

momondo does allow users to show only those flights to Portugal from Texas which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Texas to Portugal?

Once all potential Texas to Portugal flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Texas to Portugal right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Texas to Portugal flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Complete your trip

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Popular cities in Portugal

Flights to Lisbonfrom $476

Flights to Portofrom $554

Flights to Funchalfrom $639

Flights to Farofrom $633

Flights to Ponta Delgadafrom $642

Flights to Lajesfrom $669

Flights to Pico Islandfrom $716

Flights to Hortafrom $727

Flights to Porto Santofrom $818

Flights to Velasfrom $825

Cheap flights from Texas to Portugal from $347

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Texas to Portugal departing on 10/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from Texas to Portugal

Our best American Airlines deals on Texas to Portugal flight tickets

Iberia flights from Texas to Portugal

Our best Iberia deals on Texas to Portugal flight tickets

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See travel insights to Portugal from

How to get the cheapest flight ticket from Texas to Portugal

What is the cheapest month to fly to Portugal?

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

Can stopping save me money on Texas to Portugal flights?

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

What airlines fly to Portugal?

How long is the flight from Texas to Portugal?

Cheap Texas to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Texas to Portugal

Fastest flight time

Direct flights

Frequently asked questions about flying from Texas to Portugal

Best airlines flying from Texas to Portugal

Compare and see reviews for airlines that fly from Texas 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

Texas flight routes

According to popular flight searches on momondo this year

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