Dallas

$429+ Cheap flights from Portugal to Dallas

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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — DFW
Jan 17 — Jan 241
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Cheap flight deals from Portugal to Dallas

Best flights from Portugal to Dallas
Discover carefully curated flight deals from Portugal to Dallas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/910:00 pmLIS - DFW
2 stops51h 34mMultiple Airlines
Tue 2/244:15 pmDFW - LIS
1 stop16h 15mMultiple Airlines
Deal found 12/17$627
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:00 pmLIS - DFW
2 stops41h 16mScandinavian Airlines
Wed 2/254:00 pmDFW - LIS
2 stops41h 50mScandinavian Airlines
Deal found 12/16$731
This Delta deal was found by Cheapflights users on 12/16. 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 2/95:00 amOPO - DFW
2 stops24h 19mDelta
Tue 2/174:05 pmDFW - OPO
1 stop12h 25mDelta
Deal found 12/16$825
This KLM deal was found by Cheapflights users on 12/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/911:25 amOPO - DFW
1 stop32h 35mKLM
Tue 2/174:05 pmDFW - OPO
1 stop12h 25mKLM
Deal found 12/16$839
This Air Canada deal was found by Cheapflights users on 12/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/96:15 amOPO - DFW
2 stops21h 17mAir Canada
Tue 2/1712:00 pmDFW - OPO
2 stops20h 45mAir Canada
Deal found 12/15$876
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2612:35 pmOPO - DFW
2 stops16h 40mUnited Airlines
Mon 3/212:06 pmDFW - OPO
2 stops15h 24mUnited Airlines
Deal found 12/15$878
This American Airlines deal was found by Cheapflights users on 12/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/268:20 amOPO - DFW
1 stop14h 30mAmerican Airlines
Mon 3/210:30 amDFW - OPO
2 stops15h 10mAmerican Airlines
Deal found 12/16$889
This Mytrip deal was found by Cheapflights users on 12/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/96:40 pmOPO - DFW
2 stops31h 15mMultiple Airlines
Tue 2/171:36 pmDFW - OPO
2 stops19h 24mMultiple Airlines
Deal found 12/16$677
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:00 pmLIS - DFW
2 stops38h 43mScandinavian Airlines
Fri 2/273:45 pmDFW - LIS
2 stops35h 10mScandinavian Airlines
Deal found 12/16$731
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 2/1912:30 pmLIS - DFW
2 stops26h 46mMultiple Airlines
Wed 2/251:36 pmDFW - LIS
1 stop16h 04mMultiple Airlines
Deal found 12/16$681
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:05 amLIS - DFW
2 stops22h 49mScandinavian Airlines
Sat 2/281:32 pmDFW - LIS
2 stops37h 23mScandinavian Airlines
Deal found 12/16$731
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:05 amLIS - DFW
2 stops22h 49mScandinavian Airlines
Tue 2/248:05 amDFW - LIS
2 stops42h 50mScandinavian Airlines
Deal found 12/16$731
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Wed 2/188:35 amLIS - DFW
2 stops20h 42mMultiple Airlines
Wed 2/251:36 pmDFW - LIS
1 stop16h 04mMultiple Airlines
Deal found 12/16$735
This KLM deal was found by Cheapflights users on 12/17. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/110:00 amLIS - DAL
2 stops18h 29mKLM
Sun 2/83:57 pmDAL - LIS
2 stops16h 38mKLM
Deal found 12/17$905
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:00 pmLIS - DFW
2 stops38h 55mScandinavian Airlines
Sat 2/281:32 pmDFW - LIS
2 stops37h 23mScandinavian Airlines
Deal found 12/16$731
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 2/1712:30 pmLIS - DFW
2 stops36h 45mMultiple Airlines
Thu 2/264:15 pmDFW - LIS
1 stop17h 25mMultiple Airlines
Deal found 12/16$747
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:05 amLIS - DFW
2 stops22h 49mScandinavian Airlines
Fri 2/273:45 pmDFW - LIS
2 stops35h 10mScandinavian Airlines
Deal found 12/16$731
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/164:55 pmLIS - DFW
2 stops36h 59mScandinavian Airlines
Wed 2/254:00 pmDFW - LIS
2 stops41h 50mScandinavian Airlines
Deal found 12/16$731
This Air France deal was found by Cheapflights users on 12/16. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:30 amLIS - DAL
2 stops18h 19mMultiple Airlines
Wed 2/2510:45 amDAL - LIS
2 stops15h 15mMultiple Airlines
Deal found 12/16$858
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:00 pmLIS - DAL
2 stops39h 31mScandinavian Airlines
Sat 2/2811:12 amDAL - LIS
2 stops23h 58mScandinavian Airlines
Deal found 12/16$731
This Air France deal was found by Cheapflights users on 12/17. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/95:30 amLIS - DAL
2 stops18h 17mMultiple Airlines
Tue 2/2410:45 amDAL - LIS
2 stops15h 15mMultiple Airlines
Deal found 12/17$862
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:00 pmLIS - DAL
2 stops39h 31mScandinavian Airlines
Fri 2/2711:58 amDAL - LIS
2 stops38h 57mScandinavian Airlines
Deal found 12/16$731
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:00 pmLIS - DAL
2 stops33h 31mScandinavian Airlines
Fri 2/2711:58 amDAL - LIS
2 stops38h 57mScandinavian Airlines
Deal found 12/16$772
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/207:10 pmLIS - DAL
2 stops33h 21mScandinavian Airlines
Sat 2/282:27 pmDAL - LIS
2 stops36h 28mScandinavian Airlines
Deal found 12/16$772
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/206:55 amLIS - DAL
2 stops21h 36mScandinavian Airlines
Fri 2/2711:58 amDAL - LIS
2 stops38h 57mScandinavian Airlines
Deal found 12/16$772
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/184:55 pmLIS - DAL
2 stops35h 36mScandinavian Airlines
Sat 2/2811:12 amDAL - LIS
2 stops23h 58mScandinavian Airlines
Deal found 12/16$772
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:00 pmLIS - DAL
2 stops39h 31mScandinavian Airlines
Mon 2/233:59 pmDAL - LIS
2 stops23h 31mScandinavian Airlines
Deal found 12/16$772
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/207:10 pmLIS - DAL
2 stops33h 21mScandinavian Airlines
Mon 2/233:59 pmDAL - LIS
2 stops23h 31mScandinavian Airlines
Deal found 12/16$813
This Scandinavian Airlines deal was found by Cheapflights users on 12/16. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:00 pmLIS - DAL
2 stops33h 31mScandinavian Airlines
Mon 2/233:59 pmDAL - LIS
2 stops23h 31mScandinavian Airlines
Deal found 12/16$813

Find flight deals from Portugal to Dallas

Keep the following information in mind while searching for Portugal to Dallas flight deals. Data was last updated December 18, 2025.

Round-trip from

$626
(Kiwi.com)

One-way from

$429
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$872
From Portugal to Dallas
One-way flight from Portugal to Dallas
Highest demand for flights based on searches. 4% potential increase in price ($41 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Average for round-trip flights in December 2025

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portugal to Dallas 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 December 18, 2025.
Use the filters below to find and compare flights from Portugal to Dallas that are best for you.

Fly from

Portugal

Fly to

Dallas

Route

Depart

Return

Price

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Mon 2/9

10:00 pm-7:34 pm

2 stops51h 34m

Dallas/Fort Worth

Tue 2/24

4:15 pm-2:30 pm

1 stop16h 15m

$627

PortoDallas

OPO - DFW

OPODFW

Porto

Mon 2/9

6:40 pm-7:55 pm

2 stops31h 15m

Dallas/Fort Worth

Tue 2/17

1:36 pm-3:00 pm

2 stops19h 24m

$677

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Thu 2/19

12:30 pm-9:16 am

2 stops26h 46m

Dallas/Fort Worth

Wed 2/25

1:36 pm-11:40 am

1 stop16h 04m

$681

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Thu 2/19

1:00 pm-12:16 am

2 stops41h 16m

Dallas/Fort Worth

Wed 2/25

4:00 pm-3:50 pm

2 stops41h 50m

$731

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Thu 2/19

1:00 pm-9:43 pm

2 stops38h 43m

Dallas/Fort Worth

Fri 2/27

3:45 pm-8:55 am

2 stops35h 10m

$731

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Wed 2/18

7:05 am-11:54 pm

2 stops22h 49m

Dallas/Fort Worth

Sat 2/28

1:32 pm-8:55 am

2 stops37h 23m

$731

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Wed 2/18

7:05 am-11:54 pm

2 stops22h 49m

Dallas/Fort Worth

Tue 2/24

8:05 am-8:55 am

2 stops42h 50m

$731

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Thu 2/19

1:00 pm-9:55 pm

2 stops38h 55m

Dallas/Fort Worth

Sat 2/28

1:32 pm-8:55 am

2 stops37h 23m

$731

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Wed 2/18

7:05 am-11:54 pm

2 stops22h 49m

Dallas/Fort Worth

Fri 2/27

3:45 pm-8:55 am

2 stops35h 10m

$731

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Mon 2/16

4:55 pm-11:54 pm

2 stops36h 59m

Dallas/Fort Worth

Wed 2/25

4:00 pm-3:50 pm

2 stops41h 50m

$731

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 51 results
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Best time to book a flight from Portugal to Dallas

Have a flexible travel schedule? Discover the best time to fly to Dallas 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 Dallas

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

Currently, June is the cheapest month in which you can book a flight from Portugal to Dallas (average of $523). Flying from Portugal to Dallas in July is currently the most expensive (average of $893). 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.

Reviews of airlines servicing Dallas

Get insights into the airlines that provide service to Dallas. 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 Dallas. Reviews last updated December 18, 2025.
Read through reviews of airlines operating flights from Portugal to Dallas, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.0

Boarding

7.5

Food

6.5

Overall

7.2

Entertainment

6.9

Comfort

7.2

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.

Crew

8.0

Boarding

7.5

Food

6.5

Overall

7.2

Entertainment

6.9

Comfort

7.2

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.

Related info for your journey

Find useful and relevant information for your journey from Portugal to Dallas. 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 Dallas?

    Scandinavian Airlines, Delta, and KLM can get you from Portugal to Dallas in just under 24h 19m. Your travel time can differ by up to 16h 57m. The distance between Portugal and Dallas is about 4688 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Portugal to Dallas 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 $533 while deals on British Airways start at $598 one-way.

  • What are the most popular routes from Portugal to Dallas?

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Portugal to Dallas (average of $523). Flying from Portugal to Dallas in July is currently the most expensive (average of $893). 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 Dallas

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Portugal to Dallas

Discover the top airline that operate flights from Portugal to Dallas. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$790Average$865FlexibilityNo cancel feeOn-time71%

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