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 Houston to Lisbon is 11h 40m on average, while flying from Dallas to Lisbon is 11h 44m on average. Lisbon is the most popular airport in Portugal.

What airlines fly to Portugal?

United Airlines, British Airways and Delta 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 48% 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 Texas to Portugal?

Air Canada, KLM, and United Airlines are the most popular carriers operating 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 12 as of December 2025.

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.

$208 Cheap Flights from Texas to Portugal in 2025/26

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11:20 am - 8:10 am

AUS

LIS

14h 50m1 stop

10:15 am - 8:56 pm

LIS

AUS

16h 41m1 stop

$454Lufthansa

Wed, Jan 21 - Sat, Jan 31

6:55 pm - 5:45 pm

AUS

LIS

16h 50m1 stop

3:50 pm - 4:50 pm

LIS

AUS

31h 00m1 stop

$484British Airways

Sun, Feb 8 - Mon, Feb 16

11:20 am - 8:10 am

AUS

LIS

14h 50m1 stop

8:20 am - 11:30 pm

LIS

AUS

21h 10m2 stops

$485Lufthansa

Thu, Jan 29 - Wed, Feb 4

7:10 am - 9:05 am

AUS

LIS

19h 55m1 stop

4:10 pm - 6:15 pm

LIS

AUS

32h 05m2 stops

$486Multiple Airlines

Mon, Jan 19 - Mon, Feb 2

9:50 am - 8:10 am

AUS

LIS

16h 20m2 stops

11:20 am - 3:48 pm

LIS

AUS

34h 28m2 stops

$487United Airlines

Wed, Jan 21 - Sat, Jan 31

2:15 pm - 3:25 pm

AUS

LIS

19h 10m2 stops

4:10 pm - 6:15 pm

LIS

AUS

32h 05m2 stops

$489Finnair

Mon, Jan 19 - Mon, Feb 2

9:50 am - 8:10 am

AUS

LIS

16h 20m2 stops

10:50 am - 10:47 pm

LIS

AUS

41h 57m2 stops

$490United Airlines

Wed, Jan 21 - Sun, Jan 25

5:10 pm - 5:30 pm

AUS

LIS

18h 20m2 stops

5:00 am - 4:10 pm

LIS

AUS

17h 10m1 stop

$491Delta

Sun, Feb 8 - Mon, Feb 16

10:31 am - 8:10 am

IAH

LIS

15h 39m1 stop

5:00 am - 6:15 pm

LIS

IAH

19h 15m1 stop

$492Multiple Airlines

Tue, Feb 3 - Tue, Feb 10

5:30 am - 8:00 am

SAT

LIS

20h 30m2 stops

5:00 am - 5:22 pm

LIS

SAT

18h 22m2 stops

$501Delta

Thu, Feb 5 - Thu, Feb 19

Lufthansa flights from Texas to Portugal

Our best Lufthansa deals on Texas to Portugal flight tickets

Lufthansa

Jan 21

AUS11:20 amAustin Bergstrom

14h 50m

1 stop

LIS8:10 amLisbon Humberto Delgado

Jan 31

LIS10:15 amLisbon Humberto Delgado

16h 41m

1 stop

AUS8:56 pmAustin Bergstrom

$454

Find similar

Lufthansa

Jan 29

AUS11:20 amAustin Bergstrom

14h 50m

1 stop

LIS8:10 amLisbon Humberto Delgado

Feb 4

LIS8:20 amLisbon Humberto Delgado

21h 10m

2 stops

AUS11:30 pmAustin Bergstrom

$485

Find similar

Lufthansa

Jan 19

IAH4:30 pmHouston George Bush Intcntl

16h 25m

1 stop

OPO2:55 pmPorto

Feb 3

OPO6:00 amPorto

18h 15m

1 stop

IAH6:15 pmHouston George Bush Intcntl

$520

Find similar

British Airways flights from Texas to Portugal

Our best British Airways deals on Texas to Portugal flight tickets

British Airways

Feb 8

AUS6:55 pmAustin Bergstrom

16h 50m

1 stop

LIS5:45 pmLisbon Humberto Delgado

Feb 16

LIS3:50 pmLisbon Humberto Delgado

31h 00m

1 stop

AUS4:50 pmAustin Bergstrom

$484

Find similar

British Airways

Feb 27

AUS11:05 amAustin Bergstrom

21h 45m

2 stops

LIS2:50 pmLisbon Humberto Delgado

Mar 3

LIS7:05 amLisbon Humberto Delgado

15h 45m

1 stop

AUS4:50 pmAustin Bergstrom

$504

Find similar

British Airways

Feb 26

AUS11:23 amAustin Bergstrom

18h 47m

2 stops

LIS12:10 pmLisbon Humberto Delgado

Mar 7

LIS11:05 amLisbon Humberto Delgado

18h 54m

2 stops

AUS11:59 pmAustin Bergstrom

$507

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

Wed 1/21

11:20 am-8:10 am

1 stop14h 50m

Lisbon Humberto Delgado

Sat 1/31

10:15 am-8:56 pm

1 stop16h 41m

$454

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

Sun 2/8

6:55 pm-5:45 pm

1 stop16h 50m

Lisbon Humberto Delgado

Mon 2/16

3:50 pm-4:50 pm

1 stop31h 00m

$484

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

Thu 1/29

11:20 am-8:10 am

1 stop14h 50m

Lisbon Humberto Delgado

Wed 2/4

8:20 am-11:30 pm

2 stops21h 10m

$485

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

Mon 1/19

7:10 am-9:05 am

1 stop19h 55m

Lisbon Humberto Delgado

Mon 2/2

4:10 pm-6:15 pm

2 stops32h 05m

$486

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

Wed 1/21

9:50 am-8:10 am

2 stops16h 20m

Lisbon Humberto Delgado

Sat 1/31

11:20 am-3:48 pm

2 stops34h 28m

$487

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

Mon 1/19

2:15 pm-3:25 pm

2 stops19h 10m

Lisbon Humberto Delgado

Mon 2/2

4:10 pm-6:15 pm

2 stops32h 05m

$489

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

Wed 1/21

9:50 am-8:10 am

2 stops16h 20m

Lisbon Humberto Delgado

Sun 1/25

10:50 am-10:47 pm

2 stops41h 57m

$490

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

Sun 2/8

5:10 pm-5:30 pm

2 stops18h 20m

Lisbon Humberto Delgado

Mon 2/16

5:00 am-4:10 pm

1 stop17h 10m

$491

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 2/3

10:31 am-8:10 am

1 stop15h 39m

Lisbon Humberto Delgado

Tue 2/10

5:00 am-6:15 pm

1 stop19h 15m

$492

San AntonioLisbon

SAT - LIS

SATLIS

San Antonio

Thu 2/5

5:30 am-8:00 am

2 stops20h 30m

Lisbon Humberto Delgado

Thu 2/19

5:00 am-5:22 pm

2 stops18h 22m

$501

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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 $587, 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 October instead. Flights to Portugal in October, while not as cheap as those in February, still average around $617.

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 Texas. 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 Texas 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 Texas when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $727 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 $671 on momondo.

Can stopping save me money on Texas to Portugal flights?

You could potentially save up to 8% 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 40m
Direct flights	None

The fastest flight from Texas to Portugal takes 11h 40m

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

Search flight deals

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 12 as of December 2025.
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 $520	Free Cancellation	Rating 6.7 7,602 reviews	Search British Airways flights
Delta	PriceFrom $527	Free Cancellation	Rating 7.9 8,017 reviews	Search Delta flights
Air France	PriceFrom $530	Free Cancellation	Rating 7.4 1,510 reviews	Search Air France flights
KLM	PriceFrom $531	Free Cancellation	Rating 7.7 1,431 reviews	Search KLM flights
Finnair	PriceFrom $536	Free Cancellation	Rating 7.6 1,339 reviews	Search Finnair flights
American Airlines	PriceFrom $536	Free Cancellation	Rating 7.2 11,051 reviews	Search American Airlines flights
Iberia	PriceFrom $537	Free Cancellation	Rating 7.0 3,055 reviews	Search Iberia flights
United Airlines	PriceFrom $538	Free Cancellation	Rating 7.4 9,102 reviews	Search United Airlines flights
Air Canada	PriceFrom $558	Free Cancellation	Rating 7.1 10,550 reviews	Search Air Canada flights
Virgin Atlantic	PriceFrom $608	Free Cancellation	Rating 7.5 675 reviews	Search Virgin Atlantic 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.

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.

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Find better results for your trip to Portugal

Popular cities in Portugal

Flights to Lisbonfrom $385

Flights to Portofrom $348

Flights to Funchalfrom $423

Flights to Farofrom $422

Flights to Ponta Delgadafrom $404

Flights to Lajesfrom $488

Flights to Hortafrom $580

Flights to Pico Islandfrom $564

Flights to Porto Santofrom $552

Flights to Velasfrom $575

Cheap flights from Texas to Portugal from $208

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 3/22. 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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Big names and deals

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Filter for what you want

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Find the cheapest flights from Texas to Portugal

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Lufthansa flights from Texas to Portugal

Our best Lufthansa deals on Texas to Portugal flight tickets

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Our best British Airways deals on Texas to Portugal flight tickets

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How to get the cheapest flight ticket from Texas to Portugal

What is the cheapest month to fly to Portugal?

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

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 Texas 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?

Can stopping save me money on Texas to Portugal flights?

You could potentially save up to 8% on your flight if you consider stops on a Texas to Portugal flight.

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

Air Canada, KLM, and United Airlines are the most popular carriers operating from Texas to Portugal

What airlines fly to Portugal?

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 Houston to Lisbon is 11h 40m on average, while flying from Dallas to Lisbon is 11h 44m on average. Lisbon is the most popular airport in 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

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

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

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

What documentation or ID do you need to fly 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?

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

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

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

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

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