How long is the flight from Portugal to Texas?

Average flight duration from Portugal to Texas depends on which airport you fly into and out of. Flying from Lisbon to Dallas/Fort Worth Airport is 17h 52m on average, while flying from Porto to Dallas/Fort Worth Airport is 32h 55m on average. Dallas/Fort Worth Airport is the most popular airport in Texas.

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

British Airways, Iberia, and American Airlines are the most popular carriers operating from Portugal to Texas

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

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

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

The number of operators available for flights from Portugal to Texas is 1 as of February 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portugal to Texas.

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

The travel and health documents you'll need for your trip to Texas may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Texas. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$362 Cheap Flights from Portugal to Texas in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Portugal to Texas

Round-trip

One-way

Last minute

Recent round-trip flight deals from Portugal to Texas

Enter your travel dates to find the best prices.

11:35 am - 11:02 pm

OPO

DFW

17h 27m

2 stops

6:34 am - 7:20 pm

DFW

OPO

30h 46m

2 stops

$645Multiple Airlines

Tue, Apr 7 - Tue, Apr 14

8:40 pm - 9:58 pm

OPO

DFW

31h 18m

3 stops

6:45 am - 8:40 pm

DFW

OPO

31h 55m

3 stops

$694Multiple Airlines

Thu, Apr 16 - Mon, Apr 20

7:00 am - 9:10 pm

LIS

AUS

20h 10m

2 stops

1:40 pm - 9:00 am

AUS

LIS

37h 20m

2 stops

$824Scandinavian Airlines

Sat, May 16 - Thu, Sep 3

7:00 am - 9:16 pm

LIS

AUS

20h 16m

2 stops

1:40 pm - 9:00 am

AUS

LIS

37h 20m

2 stops

$826Scandinavian Airlines

Sat, May 16 - Thu, Sep 3

5:00 am - 4:10 pm

OPO

AUS

17h 10m

1 stop

3:34 pm - 5:55 pm

AUS

OPO

20h 21m

2 stops

$827Delta

Mon, Apr 6 - Mon, Apr 13

5:00 am - 6:00 pm

OPO

DFW

19h 00m

2 stops

1:37 pm - 3:25 pm

DFW

OPO

19h 48m

2 stops

$827Delta

Thu, Apr 9 - Mon, Apr 13

7:10 pm - 4:10 pm

OPO

AUS

27h 00m

1 stop

6:05 pm - 10:15 pm

AUS

OPO

22h 10m

1 stop

$828KLM

Wed, Apr 29 - Mon, May 11

5:55 am - 1:35 pm

OPO

DFW

13h 40m

1 stop

3:45 pm - 3:25 pm

DFW

OPO

17h 40m

1 stop

$829KLM

Thu, Apr 16 - Mon, Apr 20

5:00 am - 6:15 pm

LIS

IAH

19h 15m

1 stop

7:50 pm - 8:10 am

IAH

LIS

31h 20m

2 stops

$865United Airlines

Sun, Mar 8 - Sun, Mar 15

6:00 am - 10:25 pm

OPO

AUS

22h 25m

2 stops

8:29 pm - 3:45 pm

AUS

OPO

37h 16m

2 stops

$880United Airlines

Mon, May 11 - Mon, May 18

Iberia flights from Portugal to Texas

Our best Iberia deals on Portugal to Texas flight tickets

Iberia

Apr 10

LIS12:30 pmLisbon Humberto Delgado

17h 17m

2 stops

AUS11:47 pmAustin Bergstrom

Apr 17

AUS2:14 pmAustin Bergstrom

12h 51m

1 stop

LIS9:05 amLisbon Humberto Delgado

$902

Iberia

Mar 18

OPO8:20 amPorto

28h 15m

2 stops

DFW7:35 amDallas/Fort Worth

May 19

DFW4:18 pmDallas/Fort Worth

21h 42m

2 stops

OPO8:00 pmPorto

$908

Iberia

Apr 9

LIS8:25 amLisbon Humberto Delgado

19h 01m

2 stops

DFW9:26 pmDallas/Fort Worth

Apr 16

DFW8:49 amDallas/Fort Worth

16h 56m

2 stops

LIS7:45 amLisbon Humberto Delgado

$917

United Airlines flights from Portugal to Texas

Our best United Airlines deals on Portugal to Texas flight tickets

United Airlines

Mar 19

OPO6:00 amPorto

19h 34m

2 stops

DFW8:34 pmDallas/Fort Worth

May 28

DFW7:00 amDallas/Fort Worth

17h 55m

2 stops

OPO6:55 amPorto

$857

United Airlines

Mar 31

OPO12:05 pmPorto

27h 49m

2 stops

DFW9:54 amDallas/Fort Worth

Apr 8

DFW5:15 amDallas/Fort Worth

22h 30m

2 stops

OPO9:45 amPorto

$858

United Airlines

Mar 19

OPO6:00 amPorto

20h 42m

2 stops

DFW9:42 pmDallas/Fort Worth

May 28

DFW7:00 amDallas/Fort Worth

17h 55m

2 stops

OPO6:55 amPorto

$860

Fly from

Fly to

Route

Depart

Return

Price

PortoDallas

OPO - DFW

OPODFW

Porto

Tue 4/7

11:35 am-11:02 pm

2 stops17h 27m

Dallas/Fort Worth

Tue 4/14

6:34 am-7:20 pm

2 stops30h 46m

$645

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 4/16

8:40 pm-9:58 pm

3 stops31h 18m

Dallas/Fort Worth

Mon 4/20

6:45 am-8:40 pm

3 stops31h 55m

$694

LisbonAustin

LIS - AUS

LISAUS

Lisbon Humberto Delgado

Sat 5/16

7:00 am-9:10 pm

2 stops20h 10m

Austin Bergstrom

Thu 9/3

1:40 pm-9:00 am

2 stops37h 20m

$824

LisbonAustin

LIS - AUS

LISAUS

Lisbon Humberto Delgado

Sat 5/16

7:00 am-9:16 pm

2 stops20h 16m

Austin Bergstrom

Thu 9/3

1:40 pm-9:00 am

2 stops37h 20m

$826

PortoAustin

OPO - AUS

OPOAUS

Porto

Mon 4/6

5:00 am-4:10 pm

1 stop17h 10m

Austin Bergstrom

Mon 4/13

3:34 pm-5:55 pm

2 stops20h 21m

$827

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 4/9

5:00 am-6:00 pm

2 stops19h 00m

Dallas/Fort Worth

Mon 4/13

1:37 pm-3:25 pm

2 stops19h 48m

$827

PortoAustin

OPO - AUS

OPOAUS

Porto

Wed 4/29

7:10 pm-4:10 pm

1 stop27h 00m

Austin Bergstrom

Mon 5/11

6:05 pm-10:15 pm

1 stop22h 10m

$828

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 4/16

5:55 am-1:35 pm

1 stop13h 40m

Dallas/Fort Worth

Mon 4/20

3:45 pm-3:25 pm

1 stop17h 40m

$829

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Sun 3/8

5:00 am-6:15 pm

1 stop19h 15m

Houston George Bush Intcntl

Sun 3/15

7:50 pm-8:10 am

2 stops31h 20m

$865

PortoAustin

OPO - AUS

OPOAUS

Porto

Mon 5/11

6:00 am-10:25 pm

2 stops22h 25m

Austin Bergstrom

Mon 5/18

8:29 pm-3:45 pm

2 stops37h 16m

$880

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 Portugal to Texas

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 Texas?

The cheapest month to fly to Texas from Portugal is in February. Flight prices, which tend to average around $755, are often lower during this time because this is during the off-season. If you don’t want to visit Texas in February, then you should wait until March to fly from Portugal, when ticket prices are also cheap, with an average price of $760.

Can stopping save me money on Portugal to Texas flights?

You could potentially save up to 5% on your flight if you consider stops on a Portugal to Texas flight.

Cheap Portugal to Texas flight deals and tips

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

Fastest flight time	15h 37m
Direct flights	None

The fastest flight from Portugal to Texas takes 15h 37m

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

Search flight deals

When did momondo last update prices for flights from Portugal to Texas?
Prices for flights from Portugal to Texas were last updated today.
How many operators does momondo search for flights from Portugal to Texas?
The number of operators available for flights from Portugal to Texas is 1 as of February 2026.
How old do you have to be to fly from Portugal to Texas?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portugal to Texas.
What documentation or ID do you need to fly to Texas?
The travel and health documents you'll need for your trip to Texas may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Texas. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Portugal to Texas

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $794	Free Cancellation	Rating 7.4 9,344 reviews		Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portugal to Texas. momondo saves you time and could save you money on your trip.

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

Flights from Portugal to Texas with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Texas from Portugal.

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

Yes. momondo can track prices for Portugal to Texas 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.