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$382+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — DFW
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from Portugal to Dallas

Keep the following information in mind while searching for Portugal to Dallas flight deals. Data was last updated febrero 20, 2025.

Round-trip from

$637
(Mytrip)

One-way from

$382
(Mytrip)

Popular in

August

Cheapest in

February

Average price

$755
From Portugal to Dallas
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One-way flight from Portugal to Dallas
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Highest demand for flights based on searches. 14% potential increase in price ($157 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Portugal to Dallas

Cheapest flights from Portugal to Dallas
Explore the most affordable flight options available from Portugal to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This Mytrip deal was found by Cheapflights users on 2/19. 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.
sáb. 5/36:30 amLIS - DFW
3 stops45h 40mMultiple Airlines
sáb. 5/108:00 pmDFW - LIS
1 stop33h 10mMultiple Airlines
Deal found 2/19$637
This Mytrip deal was found by Cheapflights users on 2/19. 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.
jue. 3/66:40 pmOPO - DFW
2 stops34h 49mMultiple Airlines
mar. 3/1112:41 pmDFW - OPO
1 stop18h 34mMultiple Airlines
Deal found 2/19$670
This American Airlines deal was found by Cheapflights users on 2/20. 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.
jue. 3/612:30 pmLIS - DFW
1 stop14h 05mAmerican Airlines
jue. 3/207:30 pmDFW - LIS
1 stop14h 15mAmerican Airlines
Deal found 2/20$677
This British Airways deal was found by Cheapflights users on 2/19. 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.
sáb. 3/110:30 amLIS - DFW
1 stop16h 00mBritish Airways
mar. 3/1810:00 pmDFW - LIS
1 stop14h 45mBritish Airways
Deal found 2/19$688
This American Airlines deal was found by Cheapflights users on 2/19. 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.
jue. 3/68:20 amOPO - DFW
2 stops20h 53mAmerican Airlines
mar. 3/1112:30 pmDFW - OPO
2 stops18h 15mAmerican Airlines
Deal found 2/19$699
This Finnair deal was found by Cheapflights users on 2/19. 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.
dom. 4/66:35 amLIS - DFW
1 stop15h 45mFinnair
sáb. 6/710:59 pmDFW - LIS
1 stop18h 11mFinnair
Deal found 2/19$737
This Delta deal was found by Cheapflights users on 2/19. 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.
mié. 4/25:40 amLIS - DFW
1 stop13h 55mDelta
mié. 4/911:31 amDFW - LIS
2 stops21h 19mDelta
Deal found 2/19$760
This United Airlines deal was found by Cheapflights users on 2/20. 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.
sáb. 5/35:05 amLIS - DFW
1 stop15h 00mUnited Airlines
sáb. 5/107:00 amDFW - LIS
2 stops19h 20mUnited Airlines
Deal found 2/20$761
This Lufthansa deal was found by Cheapflights users on 2/20. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/86:10 amLIS - DFW
2 stops21h 36mLufthansa
mié. 3/128:26 pmDFW - LIS
2 stops21h 24mLufthansa
Deal found 2/20$772
This OneTravel deal was found by Cheapflights users on 2/19. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 3/710:55 amLIS - DFW
1 stop17h 27mAir Canada
sáb. 3/227:15 amDFW - LIS
2 stops20h 40mAir Canada
Deal found 2/19$790
This United Airlines deal was found by Cheapflights users on 2/19. 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.
dom. 4/612:35 pmOPO - DFW
2 stops26h 16mUnited Airlines
dom. 4/133:50 pmDFW - OPO
1 stop17h 50mUnited Airlines
Deal found 2/19$791
This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/58:25 amLIS - DFW
1 stop17h 45mIberia
mar. 6/312:56 pmDFW - LIS
2 stops16h 54mIberia
Deal found 2/19$818

Find flights from Portugal to Dallas within your budget

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 febrero 20, 2025.

Fly from

Portugal

Fly to

Dallas

Route

Depart

Return

Price

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

sáb. 5/3

6:30 am-10:10 pm

3 stops45h 40m

Dallas/Fort Worth

sáb. 5/10

8:00 pm-11:10 am

1 stop33h 10m

$637

PortoDallas

OPO - DFW

OPODFW

Porto

jue. 3/6

6:40 pm-11:29 pm

2 stops34h 49m

Dallas/Fort Worth

mar. 3/11

12:41 pm-12:15 pm

1 stop18h 34m

$670

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

jue. 3/6

12:30 pm-8:35 pm

1 stop14h 05m

Dallas/Fort Worth

jue. 3/20

7:30 pm-2:45 pm

1 stop14h 15m

$677

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

mié. 4/2

6:35 am-4:40 pm

1 stop16h 05m

Dallas/Fort Worth

mié. 4/9

12:35 pm-9:05 am

1 stop14h 30m

$691

PortoDallas

OPO - DFW

OPODFW

Porto

jue. 3/6

8:20 am-11:13 pm

2 stops20h 53m

Dallas/Fort Worth

mar. 3/11

12:30 pm-11:45 am

2 stops18h 15m

$699

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

dom. 4/6

6:35 am-4:20 pm

1 stop15h 45m

Dallas/Fort Worth

sáb. 6/7

10:59 pm-11:10 pm

1 stop18h 11m

$737

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

mié. 4/2

5:40 am-1:35 pm

1 stop13h 55m

Dallas/Fort Worth

mié. 4/9

11:31 am-2:50 pm

2 stops21h 19m

$760

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

sáb. 5/3

5:05 am-2:05 pm

1 stop15h 00m

Dallas/Fort Worth

sáb. 5/10

7:00 am-8:20 am

2 stops19h 20m

$761

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

sáb. 3/8

6:10 am-9:46 pm

2 stops21h 36m

Dallas/Fort Worth

mié. 3/12

8:26 pm-10:50 pm

2 stops21h 24m

$772

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

vie. 3/7

10:55 am-10:22 pm

1 stop17h 27m

Dallas/Fort Worth

sáb. 3/22

7:15 am-8:55 am

2 stops20h 40m

$790

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 42 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.

Travel insights for flights from Portugal to Dallas

Get recent, data-driven insights about flights from Portugal to Dallas including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Portugal to Dallas (average of $216). Flying from Portugal to Dallas 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 Dallas by month

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

In terms of precipitation, rainfall in Dallas ranges from 1.9 - 4.9 inches per month. May is typically the wettest month, when rainfall can reach 4.9 in. August is typically the driest time to visit Dallas when rainfall is around 1.9 in.

Temperature in Dallas by month

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

If weather is an important factor for your trip to Dallas, 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 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

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 febrero 20, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Portugal to Dallas. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air France
7.4
Good
1,449 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at $589. Turkish Airlines flights start at $607 while deals on Iberia start at $638 one-way.

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

    Most travelers choose Lisbon Humberto Delgado - Dallas/Fort Worth, Lisbon Humberto Delgado - Dallas Love Field or Porto - Dallas/Fort Worth when deciding on the best route 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, August is the cheapest month in which you can book a flight from Portugal to Dallas (average of $216). Flying from Portugal to Dallas 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 Dallas

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Top 2 airlines flying from Portugal to Dallas

Discover the top 2 airlines 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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$790Average$922FlexibilityNo cancel feeOn-time71%
IberiaCheapest$805Average$907FlexibilityNo cancel feeOn-time77%
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