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$324+ 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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — DFW
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
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 julio 3, 2025.

Round-trip from

$632
(Kiwi.com)

One-way from

$324
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$1,049
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. 3% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 3, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
jue. 9/117:10 pmLIS - DFW
2 stops50h 48mMultiple Airlines
sáb. 9/277:15 amDFW - LIS
1 stop18h 45mMultiple Airlines
Deal found 7/1$632
This American Airlines deal was found by Cheapflights users on 6/30. 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. 9/46:35 amLIS - DFW
1 stop19h 35mAmerican Airlines
sáb. 9/2010:59 pmDFW - LIS
1 stop18h 11mAmerican Airlines
Deal found 6/30$796
This Finnair deal was found by Cheapflights users on 7/1. 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.
jue. 9/116:35 amLIS - DFW
1 stop19h 35mFinnair
sáb. 9/2710:59 pmDFW - LIS
1 stop18h 11mFinnair
Deal found 7/1$799
This Booking.com deal was found by Cheapflights users on 7/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/2811:05 amLIS - DFW
1 stop16h 18mBritish Airways
jue. 9/1110:59 pmDFW - LIS
1 stop18h 06mBritish Airways
Deal found 7/3$806
This KLM deal was found by Cheapflights users on 7/1. 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.
jue. 9/1111:40 amLIS - DAL
2 stops18h 09mKLM
sáb. 9/273:52 pmDAL - LIS
2 stops16h 43mKLM
Deal found 7/1$857
This Delta deal was found by Cheapflights users on 7/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/2811:40 amLIS - DFW
2 stops18h 19mDelta
jue. 9/113:06 pmDFW - LIS
2 stops17h 44mDelta
Deal found 7/3$859
This SWISS deal was found by Cheapflights users on 7/3. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/253:45 pmLIS - DFW
2 stops36h 30mSWISS
dom. 9/72:25 pmDFW - LIS
2 stops26h 55mSWISS
Deal found 7/3$865
This Gotogate deal was found by Cheapflights users on 7/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/244:35 pmOPO - DFW
1 stop27h 30mMultiple Airlines
dom. 8/317:55 pmDFW - OPO
2 stops31h 40mMultiple Airlines
Deal found 7/1$920
This Virgin Atlantic deal was found by Cheapflights users on 7/2. 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.
lun. 8/2510:00 amLIS - DAL
2 stops17h 08mVirgin Atlantic
dom. 9/711:54 amDAL - LIS
2 stops16h 51mVirgin Atlantic
Deal found 7/2$923
This United Airlines deal was found by Cheapflights users on 7/1. 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. 8/2412:10 pmOPO - DFW
2 stops33h 11mUnited Airlines
dom. 8/317:35 pmDFW - OPO
2 stops29h 20mUnited Airlines
Deal found 7/1$939
This Trip.com deal was found by Cheapflights users on 7/1. 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.
dom. 8/248:35 pmOPO - DFW
1 stop29h 35mIberia
dom. 8/319:40 pmDFW - OPO
1 stop16h 15mIberia
Deal found 7/1$958
This SWISS deal was found by Cheapflights users on 7/1. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/247:20 pmOPO - DFW
2 stops29h 07mSWISS
dom. 8/3112:24 pmDFW - OPO
2 stops22h 56mSWISS
Deal found 7/1$976

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 julio 3, 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

jue. 9/11

7:10 pm-3:58 pm

2 stops50h 48m

Dallas/Fort Worth

sáb. 9/27

7:15 am-8:00 am

1 stop18h 45m

$632

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

jue. 9/4

6:35 am-8:10 pm

1 stop19h 35m

Dallas/Fort Worth

sáb. 9/20

10:59 pm-11:10 pm

1 stop18h 11m

$796

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

jue. 9/11

6:35 am-8:10 pm

1 stop19h 35m

Dallas/Fort Worth

sáb. 9/27

10:59 pm-11:10 pm

1 stop18h 11m

$799

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

jue. 8/28

11:05 am-9:23 pm

1 stop16h 18m

Dallas/Fort Worth

jue. 9/11

10:59 pm-11:05 pm

1 stop18h 06m

$806

LisbonDallas

LIS - DAL

LISDAL

Lisbon Humberto Delgado

jue. 9/11

11:40 am-11:49 pm

2 stops18h 09m

Dallas Love Field

sáb. 9/27

3:52 pm-2:35 pm

2 stops16h 43m

$857

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

jue. 8/28

11:40 am-11:59 pm

2 stops18h 19m

Dallas/Fort Worth

jue. 9/11

3:06 pm-2:50 pm

2 stops17h 44m

$859

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

lun. 8/25

3:45 pm-10:15 pm

2 stops36h 30m

Dallas/Fort Worth

dom. 9/7

2:25 pm-11:20 pm

2 stops26h 55m

$865

PortoDallas

OPO - DFW

OPODFW

Porto

dom. 8/24

4:35 pm-2:05 pm

1 stop27h 30m

Dallas/Fort Worth

dom. 8/31

7:55 pm-9:35 am

2 stops31h 40m

$920

LisbonDallas

LIS - DAL

LISDAL

Lisbon Humberto Delgado

lun. 8/25

10:00 am-9:08 pm

2 stops17h 08m

Dallas Love Field

dom. 9/7

11:54 am-10:45 am

2 stops16h 51m

$923

PortoDallas

OPO - DFW

OPODFW

Porto

dom. 8/24

12:10 pm-2:05 pm

1 stop31h 55m

Dallas/Fort Worth

dom. 8/31

5:00 pm-6:55 am

1 stop31h 55m

$939

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 32 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, 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.

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 julio 3, 2025.
Read through reviews of airlines operating flights from Portugal to Dallas, such as Delta, KLM, and Finnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

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
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

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
1,367 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

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
1,306 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

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
1,465 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

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!
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

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 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 Turkish Airlines, which is currently one of the cheapest options available, starting at $689. American Airlines flights start at $722 while deals on Iberia start at $738 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$790Average$865FlexibilityNo cancel feeOn-time71%

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