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$403+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — DFW
Sep 6 — Sep 131
Sun 9/6
Sun 9/13
1 adult, Economy
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Cheap 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 August 7, 2026.

This Trip.com deal was found by Cheapflights users on 8/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:05 pm -
1 stop28h 31m
Tue 9/227:55 am -
1 stop21h 00m
Deal found 8/7$766
This Rumbo deal was found by Cheapflights users on 8/5. 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.
Thu 9/101:30 pm -
1 stop31h 55m
Mon 9/144:25 pm -
1 stop13h 20m
Deal found 8/5$773
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 11/108:20 am -
2 stops23h 19m
Sun 11/154:15 pm -
1 stop16h 45m
Deal found 8/5$806
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Fri 11/136:30 am -
2 stops34h 28m
Sun 11/154:15 pm -
1 stop16h 45m
Deal found 8/5$807
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 11/108:20 am -
2 stops23h 19m
Mon 11/165:20 pm -
1 stop16h 05m
Deal found 8/5$808
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 10/2112:30 pm -
2 stops19h 09m
Tue 11/105:20 pm -
1 stop16h 05m
Deal found 8/3$809
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 11/118:20 am -
2 stops31h 04m
Sun 11/154:15 pm -
1 stop16h 45m
Deal found 8/5$811
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 11/118:20 am -
2 stops31h 04m
Wed 11/185:20 pm -
1 stop16h 05m
Deal found 8/5$814
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Mon 11/166:05 am -
2 stops29h 25m
Tue 11/174:15 pm -
1 stop24h 35m
Deal found 8/5$826
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Thu 11/1212:30 pm -
2 stops26h 54m
Sun 11/154:15 pm -
1 stop16h 45m
Deal found 8/5$832
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Thu 11/1212:30 pm -
2 stops26h 54m
Tue 11/175:20 pm -
1 stop16h 05m
Deal found 8/5$834
This Orbitz deal was found by Cheapflights users on 8/5. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:30 pm -
1 stop23h 00m
Tue 11/179:15 pm -
1 stop18h 30m
Deal found 8/5$849

Find flight deals from Portugal to Texas

Keep the following information in mind while searching for Portugal to Texas flight deals. Data was last updated August 7, 2026.

Round-trip from

$766
(Trip.com)

One-way from

$403
(Kiwi.com)

Popular in

August

Cheapest in

April

Average price

$1,298
From Portugal to Texas
Search Deals
One-way flight from Portugal to Texas
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($131 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
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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 August 7, 2026.
Use the filters below to find and compare flights from Portugal to Texas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortoDallas

OPO Porto - DFW Dallas/Fort Worth

OPODFW

Porto

Thu 9/3

12:25 pm-8:10 pm

1 stop13h 45m

Dallas/Fort Worth

Tue 9/8

9:45 pm-4:00 pm

1 stop12h 15m

$892

LisbonAustin

LIS Lisbon Humberto Delgado - AUS Austin Bergstrom

LISAUS

Lisbon Humberto Delgado

Tue 1/12

6:30 am-12:37 am

2 stops24h 07m

Austin Bergstrom

Fri 2/5

1:15 pm-9:05 am

1 stop13h 50m

$909

LisbonDallas

LIS Lisbon Humberto Delgado - DFW Dallas/Fort Worth

LISDFW

Lisbon Humberto Delgado

Thu 11/12

4:55 pm-12:29 am

2 stops37h 34m

Dallas/Fort Worth

Sun 11/15

7:10 am-4:05 pm

2 stops26h 55m

$919

LisbonAustin

LIS Lisbon Humberto Delgado - AUS Austin Bergstrom

LISAUS

Lisbon Humberto Delgado

Thu 8/27

12:30 pm-10:35 pm

2 stops16h 05m

Austin Bergstrom

Wed 9/9

9:30 am-9:05 am

1 stop17h 35m

$928

LisbonHouston

LIS Lisbon Humberto Delgado - HOU Houston Hobby

LISHOU

Lisbon Humberto Delgado

Thu 8/27

12:30 pm-11:56 pm

2 stops17h 26m

Houston Hobby

Sat 9/12

6:59 pm-4:05 pm

2 stops15h 06m

$929

LisbonHouston

LIS Lisbon Humberto Delgado - HOU Houston Hobby

LISHOU

Lisbon Humberto Delgado

Thu 8/27

12:30 pm-11:56 pm

2 stops17h 26m

Houston Hobby

Sat 9/12

6:59 pm-4:05 pm

2 stops15h 06m

$930

PortoDallas

OPO Porto - DFW Dallas/Fort Worth

OPODFW

Porto

Thu 9/3

11:35 am-11:59 pm

2 stops18h 24m

Dallas/Fort Worth

Tue 9/8

3:13 pm-3:25 pm

2 stops18h 12m

$933

LisbonAustin

LIS Lisbon Humberto Delgado - AUS Austin Bergstrom

LISAUS

Lisbon Humberto Delgado

Mon 12/21

11:05 am-9:57 pm

1 stop16h 52m

Austin Bergstrom

Mon 1/11

1:15 pm-9:05 am

1 stop13h 50m

$933

PortoDallas

OPO Porto - DFW Dallas/Fort Worth

OPODFW

Porto

Sat 9/5

5:00 am-7:31 pm

2 stops20h 31m

Dallas/Fort Worth

Fri 9/11

12:05 pm-3:25 pm

2 stops21h 20m

$935

PortoDallas

OPO Porto - DFW Dallas/Fort Worth

OPODFW

Porto

Thu 9/17

5:55 am-1:35 pm

1 stop13h 40m

Dallas/Fort Worth

Tue 9/22

11:55 am-10:55 am

2 stops17h 00m

$940

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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, September is the cheapest month in which you can book a flight from Portugal to Texas (average of $773). Flying from Portugal to Texas in July is currently the most expensive (average of $1,261). 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.

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.

  • How long is the flight from Portugal to Texas?

    Scandinavian Airlines, Iberia, and Delta can get you from Portugal to Texas in just under 18h 24m. Your travel time can differ by up to 15h 57m. The distance between Portugal and Texas is about 4688 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with Iberia, which is currently one of the cheapest options available, starting at $496. British Airways flights start at $540 while deals on American Airlines start at $551 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, September is the cheapest month in which you can book a flight from Portugal to Texas (average of $773). Flying from Portugal to Texas in July is currently the most expensive (average of $1,261). 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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