HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$288+ Cheap flights from Texas to Portugal

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LIS
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Texas to Portugal with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Texas to Portugal

Keep the following information in mind while searching for Texas to Portugal flight deals. Data was last updated April 17, 2025.

Round-trip from

$659
(Delta)

One-way from

$288
(United Airlines)

Popular in

May

Cheapest in

February

Average price

$820
From Texas to Portugal
Search Deals
One-way flight from Texas to Portugal
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($106 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Texas to Portugal

Cheapest flights from Texas to Portugal
Explore the most affordable flight options available from Texas to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This CheapOair deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/229:20 pmDFW - LIS
1 stop30h 45mBritish Airways
Tue 4/2911:05 amLIS - DFW
1 stop16h 22mBritish Airways
Deal found 4/16$592
This Gurufare deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/239:40 pmDFW - OPO
1 stop12h 15mBritish Airways
Tue 10/712:20 pmOPO - DFW
1 stop13h 50mBritish Airways
Deal found 4/16$596
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/283:50 pmDFW - OPO
1 stop17h 40mDelta
Wed 5/144:20 pmOPO - DFW
2 stops25h 11mDelta
Deal found 4/16$601
This Air Canada deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/237:50 pmDFW - OPO
2 stops31h 35mAir Canada
Tue 10/76:00 amOPO - DFW
2 stops21h 33mAir Canada
Deal found 4/16$611
This Finnair deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/228:40 pmDFW - LIS
1 stop15h 15mMultiple Airlines
Sat 11/294:10 pmLIS - DFW
1 stop29h 00mMultiple Airlines
Deal found 4/17$629
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/113:30 pmDFW - LIS
2 stops20h 20mDelta
Mon 8/2511:40 amLIS - DFW
2 stops18h 21mDelta
Deal found 4/16$630
This Finnair deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/214:55 pmDFW - LIS
1 stop16h 30mFinnair
Sun 11/304:10 pmLIS - DFW
1 stop29h 00mFinnair
Deal found 4/16$636
This Air Canada deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1111:35 amDFW - LIS
1 stop17h 35mAir Canada
Sat 10/189:50 amLIS - DFW
1 stop17h 43mAir Canada
Deal found 4/16$640
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1010:35 amDFW - LIS
2 stops17h 55mUnited Airlines
Thu 8/2111:25 amLIS - DFW
2 stops17h 28mUnited Airlines
Deal found 4/16$644
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/63:50 pmDFW - LIS
1 stop24h 15mLufthansa
Tue 5/134:15 pmLIS - DFW
1 stop27h 50mLufthansa
Deal found 4/16$649
This CheapOair deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/222:34 pmDFW - LIS
2 stops26h 46mSWISS
Tue 4/295:55 amLIS - DFW
2 stops22h 55mSWISS
Deal found 4/16$654
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1112:01 pmDAL - LIS
2 stops16h 44mDelta
Wed 8/209:50 amLIS - DAL
2 stops19h 48mDelta
Deal found 4/16$659

Cheapflights Fare Finder

Customize your flight search to find flights from Texas to Portugal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Texas to Portugal that are best for you.

Fly from

Texas

Fly to

Portugal

Route

Depart

Return

Price

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 4/22

9:20 pm-10:05 am

1 stop30h 45m

Lisbon Humberto Delgado

Tue 4/29

11:05 am-9:27 pm

1 stop16h 22m

$592

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 4/28

3:50 pm-3:30 pm

1 stop17h 40m

Porto

Wed 5/14

4:20 pm-11:31 am

2 stops25h 11m

$601

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 7/15

3:00 pm-2:50 pm

2 stops17h 50m

Lisbon Humberto Delgado

Wed 7/30

12:45 pm-10:53 pm

1 stop16h 08m

$643

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 5/6

3:50 pm-10:05 pm

1 stop24h 15m

Lisbon Humberto Delgado

Tue 5/13

4:15 pm-2:05 pm

1 stop27h 50m

$649

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Wed 5/14

3:10 pm-2:05 pm

1 stop16h 55m

Lisbon Humberto Delgado

Wed 5/21

12:30 pm-8:10 pm

1 stop13h 40m

$650

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 4/22

2:34 pm-11:20 pm

2 stops26h 46m

Lisbon Humberto Delgado

Tue 4/29

5:55 am-10:50 pm

2 stops22h 55m

$654

DallasLisbon

DAL - LIS

DALLIS

Dallas Love Field

Mon 8/11

12:01 pm-10:45 am

2 stops16h 44m

Lisbon Humberto Delgado

Wed 8/20

9:50 am-11:38 pm

2 stops19h 48m

$659

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Mon 7/14

9:25 am-9:20 am

1 stop17h 55m

Lisbon Humberto Delgado

Wed 7/23

12:50 pm-10:22 pm

1 stop15h 32m

$665

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Wed 5/7

9:40 pm-11:25 pm

1 stop19h 45m

Lisbon Humberto Delgado

Wed 5/21

4:30 pm-3:05 pm

1 stop28h 35m

$687

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

Mon 4/28

3:50 pm-3:45 pm

1 stop17h 55m

Porto

Wed 5/14

4:35 pm-2:05 pm

1 stop27h 30m

$689

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Texas to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Texas with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Texas to Portugal

What is the cheapest month to book a flight from Texas to Portugal?

Currently, January is the cheapest month in which you can book a flight from Texas to Portugal (average of $612). Flying from Texas to Portugal in June is currently the most expensive (average of $1,203). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TX to PT?

Find hourly flight availability from Texas to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

When flying from Texas to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated April 17, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Texas to Portugal. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,329 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,580 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Texas to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Texas to Portugal one-way?

    One-way options have recently been found by users for as low as $288 on United Airlines. Other airlines that offer cheap prices include Air Canada from $289 and Virgin Atlantic from $293 one-way.

  • Can I find deals for flights from Texas to Portugal that include hotel bookings?

    Yes. In addition to deals on Texas to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Texas to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Texas to Portugal.

  • Can I find deals for business class flights from Texas to Portugal?

    Yes. Cheapflights offers flight deals from Texas to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Texas to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Texas to Portugal (average of $612). Flying from Texas to Portugal in June is currently the most expensive (average of $1,203). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Texas to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Charles de Gaulle flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
Newark to Charles de Gaulle flights
John F Kennedy Intl to Gatwick flights
Newark to Leonardo da Vinci/Fiumicino flights
Newark to Athens flights
John F Kennedy Intl to Athens flights
John F Kennedy Intl to Lisbon flights
LaGuardia to Heathrow flights
Los Angeles to Heathrow flights
John F Kennedy Intl to London City flights
Boston to Heathrow flights
Newark to Lisbon flights
Dulles Intl to Heathrow flights
Newark to Gatwick flights
John F Kennedy Intl to Istanbul flights
John F Kennedy Intl to Orly flights
Miami to Madrid flights
Newark to Barcelona-El Prat flights
Newark to Orly flights
San Francisco to Heathrow flights
O'Hare Intl to Heathrow flights
John F Kennedy Intl to Barcelona-El Prat flights
LaGuardia to Charles de Gaulle flights
John F Kennedy Intl to Dublin flights
Baltimore to Heathrow flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to Madrid flights
John F Kennedy Intl to Malpensa flights
Dallas/Fort Worth to Heathrow flights
Dulles Intl to Charles de Gaulle flights
Newark to Dublin flights
Boston to Charles de Gaulle flights
Newark to Madrid flights
O'Hare Intl to Charles de Gaulle flights
Seattle to Heathrow flights
O'Hare Intl to Athens flights
Newark to London City flights
Newark to Malpensa flights
LaGuardia to Leonardo da Vinci/Fiumicino flights
LaGuardia to Gatwick flights
Dulles Intl to Leonardo da Vinci/Fiumicino flights
LaGuardia to Athens flights
Boston to Leonardo da Vinci/Fiumicino flights
Newark to Frankfurt flights
San Francisco to Barcelona-El Prat flights
Boston to Athens flights
Dallas/Fort Worth to Charles de Gaulle flights

Top 10 airlines flying from Texas to Portugal

Discover the top 10 airlines that operate flights from Texas to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$494Average$921FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$519Average$929FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$533Average$1,021FlexibilityNo cancel feeOn-time71%
FinnairCheapest$534Average$717FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$541Average$771FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$542Average$863FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$549Average$823FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$563Average$911FlexibilityNo cancel feeOn-time67%
KLMCheapest$586Average$1,042FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$588Average$1,166FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.