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$294+ Cheap flights from Portugal to Texas

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — DFW
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Portugal to Texas

Keep the following information in mind while searching for Portugal to Texas flight deals. Data was last updated June 12, 2025.

Round-trip from

$713
(Mytrip)

One-way from

$369
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$965
From Portugal to Texas
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One-way flight from Portugal to Texas
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Highest demand for flights based on searches. 16% potential increase in price ($179 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Portugal to Texas

Cheapest flights from Portugal to Texas
Explore the most affordable flight options available from Portugal to Texas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Wed 11/129:05 amLIS - IAH
2 stops34h 18mMultiple Airlines
Mon 11/175:00 amIAH - LIS
1 stop18h 25mMultiple Airlines
Deal found 6/12$643
This Delta deal was found by Cheapflights users on 6/12. 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.
Wed 11/125:00 amLIS - IAH
2 stops19h 28mDelta
Mon 11/1710:45 amIAH - LIS
2 stops18h 35mDelta
Deal found 6/12$712
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/48:50 amOPO - DFW
2 stops45h 21mMultiple Airlines
Sun 9/78:10 amDFW - OPO
2 stops33h 00mMultiple Airlines
Deal found 6/11$713
This Iberia deal was found by Cheapflights users on 6/11. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/39:00 amLIS - AUS
2 stops19h 49mMultiple Airlines
Thu 10/25:45 pmAUS - LIS
1 stop23h 20mMultiple Airlines
Deal found 6/11$717
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/311:05 amLIS - AUS
1 stop17h 32mAmerican Airlines
Thu 10/210:15 pmAUS - LIS
1 stop18h 50mAmerican Airlines
Deal found 6/11$718
This British Airways deal was found by Cheapflights users on 6/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1711:05 amLIS - IAH
1 stop16h 24mBritish Airways
Tue 9/233:30 pmIAH - LIS
1 stop16h 55mBritish Airways
Deal found 6/10$718
This British Airways deal was found by Cheapflights users on 6/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/312:30 pmLIS - AUS
2 stops16h 19mBritish Airways
Thu 10/210:15 pmAUS - LIS
1 stop18h 50mBritish Airways
Deal found 6/11$719
This Rumbo deal was found by Cheapflights users on 6/12. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/198:15 amOPO - DFW
1 stop17h 55mIberia
Thu 10/29:33 amDFW - OPO
2 stops16h 02mIberia
Deal found 6/12$724
This Finnair deal was found by Cheapflights users on 6/11. 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.
Mon 10/64:30 pmLIS - IAH
2 stops31h 11mFinnair
Mon 10/209:00 pmIAH - LIS
1 stop20h 10mFinnair
Deal found 6/11$724
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/412:20 pmOPO - DFW
1 stop13h 50mAmerican Airlines
Sun 9/73:22 pmDFW - OPO
2 stops14h 18mAmerican Airlines
Deal found 6/11$728
This Virgin Atlantic deal was found by Cheapflights users on 6/12. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1211:15 amLIS - HOU
2 stops16h 25mVirgin Atlantic
Mon 11/1710:05 amHOU - LIS
2 stops15h 55mVirgin Atlantic
Deal found 6/12$732
This Delta deal was found by Cheapflights users on 6/12. 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.
Thu 6/196:30 amOPO - DFW
2 stops23h 47mDelta
Tue 6/244:25 pmDFW - OPO
2 stops20h 50mDelta
Deal found 6/12$732

Cheapflights Fare Finder

Customize your flight search to find flights from Portugal to Texas 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 June 12, 2025.
Use the filters below to find and compare flights from Portugal to Texas that are best for you.

Fly from

Portugal

Fly to

Texas

Route

Depart

Return

Price

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Wed 11/12

9:05 am-1:23 pm

2 stops34h 18m

Houston George Bush Intcntl

Mon 11/17

5:00 am-5:25 am

1 stop18h 25m

$643

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Wed 11/12

5:00 am-6:28 pm

2 stops19h 28m

Houston George Bush Intcntl

Mon 11/17

10:45 am-11:20 am

2 stops18h 35m

$712

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 9/4

8:50 am-12:11 am

2 stops45h 21m

Dallas/Fort Worth

Sun 9/7

8:10 am-11:10 pm

2 stops33h 00m

$713

LisbonAustin

LIS - AUS

LISAUS

Lisbon Humberto Delgado

Wed 9/3

9:00 am-10:49 pm

2 stops19h 49m

Austin Bergstrom

Thu 10/2

5:45 pm-11:05 pm

1 stop23h 20m

$717

LisbonAustin

LIS - AUS

LISAUS

Lisbon Humberto Delgado

Wed 9/3

11:05 am-10:37 pm

1 stop17h 32m

Austin Bergstrom

Thu 10/2

10:15 pm-11:05 pm

1 stop18h 50m

$718

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Wed 9/17

11:05 am-9:29 pm

1 stop16h 24m

Houston George Bush Intcntl

Tue 9/23

3:30 pm-2:25 pm

1 stop16h 55m

$718

LisbonAustin

LIS - AUS

LISAUS

Lisbon Humberto Delgado

Wed 9/3

12:30 pm-10:49 pm

2 stops16h 19m

Austin Bergstrom

Thu 10/2

10:15 pm-11:05 pm

1 stop18h 50m

$719

PortoDallas

OPO - DFW

OPODFW

Porto

Fri 9/19

8:15 am-8:10 pm

1 stop17h 55m

Dallas/Fort Worth

Thu 10/2

9:33 am-7:35 am

2 stops16h 02m

$724

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 10/6

4:30 pm-5:41 pm

2 stops31h 11m

Houston George Bush Intcntl

Mon 10/20

9:00 pm-11:10 pm

1 stop20h 10m

$724

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 9/4

12:20 pm-8:10 pm

1 stop13h 50m

Dallas/Fort Worth

Sun 9/7

3:22 pm-11:40 am

2 stops14h 18m

$728

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 60 results
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Best time to book a flight from Portugal to Texas

Have a flexible travel schedule? Discover the best time to fly to Texas from Portugal 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 Portugal to Texas

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

Currently, August is the cheapest month in which you can book a flight from Portugal to Texas (average of $216). Flying from Portugal to Texas in March is currently the most expensive (average of $295). 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.

Rainfall in Texas by month

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

In terms of precipitation, rainfall in Texas ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Texas when rainfall is around 3.2 in.

Temperature in Texas by month

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

If weather is an important factor for your trip to Texas, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Texas

Get insights into the airlines that provide service to Texas. 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 Texas. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from Portugal to Texas by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Portugal to Texas. 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 Portugal to Texas one-way?

    To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at $605. Turkish Airlines flights start at $684 while deals on British Airways start at $703 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portugal to Texas 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 Portugal to Texas?

    Currently, August is the cheapest month in which you can book a flight from Portugal to Texas (average of $216). Flying from Portugal to Texas in March is currently the most expensive (average of $295). 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

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Alternative routes for Portugal to Texas

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Portugal to Texas

Discover the top 4 airlines that operate flights from Portugal to Texas. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$675Average$846FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$682Average$874FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$767Average$838FlexibilityNo cancel feeOn-time69%
KLMCheapest$809Average$1,055FlexibilityNo cancel feeOn-time75%

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