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$359+ 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — DFW
Apr 18 — Apr 251
Sat 4/18
Sat 4/25
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 March 19, 2026.

This Mytrip deal was found by Cheapflights users on 3/15. 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.
Wed 4/299:50 am
LIS
-
DFW
2 stops29h 26m
Multiple Airlines
Wed 5/65:25 pm
DFW
-
LIS
2 stops18h 25m
Multiple Airlines
Deal found 3/15$704
This Mytrip deal was found by Cheapflights users on 3/15. 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 4/237:00 am
OPO
-
DFW
3 stops32h 16m
Multiple Airlines
Mon 4/275:45 am
DFW
-
OPO
3 stops32h 55m
Multiple Airlines
Deal found 3/15$760
This Mytrip deal was found by Cheapflights users on 3/15. 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 4/910:40 pm
LIS
-
DFW
3 stops30h 22m
Multiple Airlines
Sat 4/255:45 am
DFW
-
LIS
3 stops35h 45m
Multiple Airlines
Deal found 3/15$781
This Kiwi.com deal was found by Cheapflights users on 3/16. 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.
Thu 4/305:45 pm
LIS
-
AUS
1 stop20h 35m
Multiple Airlines
Thu 5/79:00 am
AUS
-
LIS
1 stop14h 30m
Multiple Airlines
Deal found 3/16$782
This Kiwi.com deal was found by Cheapflights users on 3/14. 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 5/15:35 pm
LIS
-
IAH
1 stop20h 48m
Multiple Airlines
Sun 5/36:00 pm
IAH
-
LIS
1 stop13h 55m
Multiple Airlines
Deal found 3/14$788
This Trip.com deal was found by Cheapflights users on 3/14. 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.
Tue 4/75:00 pm
LIS
-
IAH
2 stops23h 24m
Multiple Airlines
Sun 4/193:31 pm
IAH
-
LIS
1 stop13h 34m
Multiple Airlines
Deal found 3/14$802
This Vliegwinkel deal was found by Cheapflights users on 3/15. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/210:20 am
LIS
-
IAH
1 stop19h 29m
Multiple Airlines
Wed 4/156:00 pm
IAH
-
LIS
1 stop17h 15m
Multiple Airlines
Deal found 3/15$805
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 4/236:05 pm
OPO
-
AUS
1 stop20h 15m
Multiple Airlines
Mon 4/279:25 am
AUS
-
OPO
1 stop19h 40m
Multiple Airlines
Deal found 3/15$818
This Mytrip deal was found by Cheapflights users on 3/14. 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.
Mon 4/1311:00 pm
LIS
-
IAH
3 stops30h 49m
Multiple Airlines
Tue 4/216:00 am
IAH
-
LIS
3 stops25h 40m
Multiple Airlines
Deal found 3/14$825
This deal was found by Cheapflights users on 3/17. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3112:20 pm
LIS
-
DFW
1 stop14h 08m
United Airlines
Tue 4/75:22 pm
DFW
-
LIS
1 stop11h 08m
United Airlines
Deal found 3/17$826
This Mytrip deal was found by Cheapflights users on 3/18. 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.
Fri 5/86:00 am
LIS
-
DFW
3 stops35h 54m
Multiple Airlines
Tue 5/1911:10 am
DFW
-
LIS
2 stops28h 35m
Multiple Airlines
Deal found 3/18$839
This Mytrip deal was found by Cheapflights users on 3/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:25 am
LIS
-
IAH
3 stops30h 58m
Multiple Airlines
Wed 4/226:00 am
IAH
-
LIS
3 stops25h 40m
Multiple Airlines
Deal found 3/17$840

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 March 19, 2026.

Round-trip from

$704
(Mytrip)

One-way from

$359
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$899
From Portugal to Texas
Search Deals
One-way flight from Portugal to Texas
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($105 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 19, 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

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Thu 4/23

7:00 am-9:12 pm

2 stops20h 12m

Dallas/Fort Worth

Mon 4/27

4:15 pm-8:40 pm

2 stops22h 25m

$876

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Thu 4/30

7:00 am-9:12 pm

2 stops20h 12m

Dallas/Fort Worth

Mon 5/4

4:15 pm-8:40 pm

2 stops22h 25m

$884

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 4/23

6:00 am-7:35 pm

2 stops19h 35m

Dallas/Fort Worth

Mon 4/27

7:28 pm-9:45 am

2 stops32h 17m

$890

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Mon 4/13

11:00 pm-11:49 pm

3 stops30h 49m

Houston George Bush Intcntl

Tue 4/21

7:00 am-10:15 am

2 stops21h 15m

$890

PortoDallas

OPO - DFW

OPODFW

Porto

Tue 3/31

6:00 am-10:59 pm

2 stops22h 59m

Dallas/Fort Worth

Fri 5/29

1:00 pm-6:55 am

1 stop11h 55m

$890

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Thu 4/23

5:05 am-2:15 pm

1 stop15h 10m

Dallas/Fort Worth

Mon 4/27

7:25 am-10:30 am

1 stop21h 05m

$893

PortoDallas

OPO - DFW

OPODFW

Porto

Fri 4/24

6:00 am-8:28 pm

2 stops20h 28m

Dallas/Fort Worth

Tue 4/28

9:43 am-9:45 am

2 stops18h 02m

$894

PortoAustin

OPO - AUS

OPOAUS

Porto

Mon 4/6

5:00 am-4:10 pm

1 stop17h 10m

Austin Bergstrom

Mon 4/13

6:05 pm-3:30 pm

1 stop15h 25m

$896

LisbonHouston

LIS - IAH

LISIAH

Lisbon Humberto Delgado

Thu 4/2

5:05 am-6:00 pm

1 stop18h 55m

Houston George Bush Intcntl

Wed 4/15

6:00 am-8:20 am

1 stop20h 20m

$896
Quickest round-trip

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 4/23

5:55 am-1:35 pm

1 stop13h 40m

Dallas/Fort Worth

Mon 4/27

3:45 pm-3:25 pm

1 stop17h 40m

$897

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/18

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, June is the cheapest month in which you can book a flight from Portugal to Texas (average of $523). Flying from Portugal to Texas in July is currently the most expensive (average of $882). 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, United Airlines, and Lufthansa can get you from Portugal to Texas in just under 19h 35m. Your travel time can differ by up to 37m. 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 American Airlines, which is currently one of the cheapest options available, starting at $500. Iberia flights start at $518 while deals on British Airways start at $540 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, June is the cheapest month in which you can book a flight from Portugal to Texas (average of $523). Flying from Portugal to Texas in July is currently the most expensive (average of $882). 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

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