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$225+ Cheap flights from Dallas/Fort Worth (DFW) to Portugal

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 11/30. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LIS
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheap flight deals from Dallas/Fort Worth to Portugal

Keep the following information in mind while searching for Dallas/Fort Worth to Portugal flight deals. Data was last updated septiembre 16, 2025.

Round-trip from

$535
(United Airlines)

One-way from

$225
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$759
From Dallas/Fort Worth to Portugal
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One-way flight from Dallas/Fort Worth to Portugal
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Highest demand for flights based on searches. 11% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Dallas/Fort Worth to Portugal

Cheapest flights from Dallas/Fort Worth to Portugal
Explore the most affordable flight options available from Dallas/Fort Worth to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/209:25 amDFW - OPO
2 stops18h 20mUnited Airlines
mié. 11/512:35 pmOPO - DFW
2 stops26h 16mUnited Airlines
Deal found 9/14$535
This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/21:55 pmDFW - OPO
1 stop15h 50mIberia
mar. 12/168:20 amOPO - DFW
2 stops19h 15mIberia
Deal found 9/14$554
This Ovago deal was found by Cheapflights users on 9/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/21:55 pmDFW - OPO
1 stop11h 45mBritish Airways
mar. 12/168:20 amOPO - DFW
1 stop14h 10mBritish Airways
Deal found 9/14$564
This KAYAK deal was found by Cheapflights users on 9/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/317:25 pmDFW - LIS
2 stops22h 25mLufthansa
mar. 11/115:00 amLIS - DFW
1 stop15h 25mLufthansa
Deal found 9/15$576
This United Airlines deal was found by Cheapflights users on 9/15. 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.
lun. 10/272:16 pmDFW - LIS
2 stops14h 59mUnited Airlines
dom. 11/165:00 amLIS - DFW
1 stop15h 25mUnited Airlines
Deal found 9/15$577
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mar. 10/2812:20 pmDFW - LIS
1 stop16h 00mUnited Airlines
sáb. 11/155:00 amLIS - DFW
2 stops23h 44mUnited Airlines
Deal found 9/15$578
This Delta deal was found by Cheapflights users on 9/13. 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. 11/124:05 pmDFW - LIS
1 stop13h 15mDelta
dom. 11/235:30 amLIS - DFW
1 stop14h 30mDelta
Deal found 9/13$579
This Mytrip deal was found by Cheapflights users on 9/15. 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.
mié. 10/153:50 pmDFW - LIS
2 stops24h 00mMultiple Airlines
mié. 10/229:15 pmLIS - DFW
2 stops30h 28mMultiple Airlines
Deal found 9/15$580
This KAYAK deal was found by Cheapflights users on 9/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/24:15 pmDFW - LIS
2 stops25h 15mLufthansa
mié. 11/262:10 pmLIS - DFW
2 stops30h 15mLufthansa
Deal found 9/14$581
This United Airlines deal was found by Cheapflights users on 9/15. 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.
lun. 10/2712:10 pmDFW - LIS
1 stop17h 05mUnited Airlines
sáb. 11/155:00 amLIS - DFW
2 stops23h 44mUnited Airlines
Deal found 9/15$582
This Delta deal was found by Cheapflights users on 9/16. 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.
vie. 11/74:05 pmDFW - LIS
1 stop19h 25mDelta
sáb. 11/155:00 amLIS - DFW
2 stops20h 11mDelta
Deal found 9/16$583
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mié. 10/297:05 amDFW - LIS
1 stop20h 50mUnited Airlines
sáb. 11/155:00 amLIS - DFW
2 stops23h 44mUnited Airlines
Deal found 9/15$584

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dallas/Fort Worth to Portugal 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 septiembre 16, 2025.
Use the filters below to find and compare flights from Dallas/Fort Worth Airport to Portugal that are best for you.

Fly from

Dallas/Fort Worth

Fly to

Portugal

Route

Depart

Return

Price

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

lun. 10/27

2:26 pm-9:30 am

2 stops14h 04m

Porto

mié. 11/12

12:35 pm-11:59 pm

1 stop17h 24m

$535

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

lun. 10/20

7:00 am-9:45 am

1 stop20h 45m

Porto

mié. 11/5

12:35 pm-11:59 pm

1 stop17h 24m

$535

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

mié. 3/4

7:00 am-9:30 am

2 stops20h 30m

Porto

mar. 3/17

6:00 am-6:56 pm

2 stops17h 56m

$544

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

mar. 3/3

7:00 am-9:30 am

2 stops20h 30m

Porto

jue. 3/12

6:00 am-10:40 pm

2 stops21h 40m

$544

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

mié. 3/4

7:00 am-9:30 am

2 stops20h 30m

Porto

mié. 3/11

6:00 am-10:40 pm

2 stops21h 40m

$544

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

mié. 3/11

2:19 pm-9:30 am

2 stops14h 11m

Porto

mar. 3/17

12:35 pm-11:36 am

2 stops28h 01m

$547

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

mié. 3/4

9:55 am-9:30 am

2 stops17h 35m

Porto

jue. 3/12

12:35 pm-10:47 pm

1 stop15h 12m

$547

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

vie. 11/7

4:05 pm-5:30 pm

1 stop19h 25m

Lisbon Humberto Delgado

sáb. 11/15

5:00 am-7:11 pm

2 stops20h 11m

$583

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

lun. 11/10

9:15 pm-9:55 pm

1 stop18h 40m

Lisbon Humberto Delgado

vie. 11/21

6:45 pm-7:10 pm

1 stop30h 25m

$589

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

jue. 10/30

1:33 pm-5:10 pm

2 stops22h 37m

Funchal Madeira

jue. 11/6

10:20 am-11:59 pm

2 stops19h 39m

$591

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results
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Best time to book a flight from Dallas/Fort Worth to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Dallas/Fort Worth 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 Dallas/Fort Worth Airport to Portugal

What is the cheapest month to book a flight from Dallas/Fort Worth Airport to Portugal?

Currently, January is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Portugal (average of $612). Flying from Dallas/Fort Worth Airport to Portugal in June is currently the most expensive (average of $1,127). 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.

What is the cheapest time of day to fly from DFW to PT?

Find hourly flight availability from Dallas/Fort Worth to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

When flying from Dallas/Fort Worth Airport to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated septiembre 16, 2025.
Read reviews from past customers who have flown Delta, Finnair, and United Airlines from Dallas/Fort Worth Airport to Portugal. 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
7,957 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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
1,324 reviews
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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!
United Airlines
7.4
Good
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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!
British Airways
6.7
Okay
7,363 reviews
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

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 Dallas/Fort Worth to Portugal. 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 Dallas/Fort Worth Airport to Portugal?

    Airlines like United Airlines, Delta, and British Airways fly from Dallas/Fort Worth Airport to Portugal in about 14h 04m. The time it takes to get you to your destination can typically vary by up to 5h 21m. Dallas/Fort Worth Airport and Portugal are separated by a distance of 4688 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Dallas/Fort Worth Airport to Portugal one-way?

    One-way options have recently been found by users for as low as $233 on United Airlines. Other airlines that offer cheap prices include Delta from $234 and KLM from $234 one-way.

  • What are the most popular routes from Dallas/Fort Worth Airport to Portugal?

    When deciding which route to take from Dallas/Fort Worth Airport to Portugal consider Dallas/Fort Worth - Lisbon Humberto Delgado, Dallas/Fort Worth - Porto or Dallas/Fort Worth - Funchal Madeira as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dallas/Fort Worth to Portugal 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 Dallas/Fort Worth Airport to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Portugal (average of $612). Flying from Dallas/Fort Worth Airport to Portugal in June is currently the most expensive (average of $1,127). 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 Dallas/Fort Worth to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Dallas/Fort Worth to Portugal

Discover the top 10 airlines that operate flights from Dallas/Fort Worth to Portugal. 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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$531Average$722FlexibilityNo cancel feeOn-time76%
DeltaCheapest$534Average$945FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$539Average$803FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$539Average$869FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$546Average$771FlexibilityNo cancel feeOn-time72%
IberiaCheapest$555Average$783FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$566Average$1,014FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$571Average$709FlexibilityNo cancel feeOn-time77%
KLMCheapest$572Average$726FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$592Average$786FlexibilityNo cancel feeOn-time67%

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