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$461+ Cheap flights from Portugal to Dallas/Fort Worth (DFW)

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — DFW
Jun 7 — Jun 141
Sun 6/7
Sun 6/14
1 adult, Economy
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Cheap flight deals from Portugal to Dallas/Fort Worth

Cheapest flights from Portugal to Dallas/Fort Worth
Explore the most affordable flight options available from Portugal to Dallas/Fort Worth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 8, 2026.

This British Airways deal was found by Cheapflights users on 5/3. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:55 pm
LIS
-
DFW
1 stop24h 15m
British Airways
Sat 10/177:40 pm
DFW
-
LIS
1 stop14h 40m
British Airways
Deal found 5/3$911
This British Airways deal was found by Cheapflights users on 5/4. 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.
Thu 5/287:55 pm
OPO
-
DFW
1 stop24h 20m
Multiple Airlines
Tue 6/210:59 am
DFW
-
OPO
2 stops14h 41m
Multiple Airlines
Deal found 5/4$950
This Gotogate deal was found by Cheapflights users on 5/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/215:05 am
LIS
-
DFW
1 stop15h 10m
Lufthansa
Thu 6/44:00 pm
DFW
-
LIS
1 stop24h 10m
Lufthansa
Deal found 5/3$958
This United Airlines deal was found by Cheapflights users on 5/5. 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 5/216:00 am
OPO
-
DFW
2 stops20h 25m
United Airlines
Wed 5/2712:30 pm
DFW
-
OPO
2 stops15h 15m
United Airlines
Deal found 5/5$959
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Sat 10/35:05 am
LIS
-
DFW
1 stop14h 30m
United Airlines
Sat 10/177:20 am
DFW
-
LIS
2 stops19h 00m
United Airlines
Deal found 5/6$960
This United Airlines deal was found by Cheapflights users on 5/5. 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 5/215:05 am
LIS
-
DFW
1 stop15h 10m
United Airlines
Fri 6/56:00 am
DFW
-
LIS
1 stop20h 20m
United Airlines
Deal found 5/5$961
This United Airlines deal was found by Cheapflights users on 5/4. 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 5/215:05 am
LIS
-
DFW
1 stop15h 10m
United Airlines
Thu 6/46:00 am
DFW
-
LIS
1 stop20h 20m
United Airlines
Deal found 5/4$962
This United Airlines deal was found by Cheapflights users on 5/7. 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.
Wed 11/115:00 am
LIS
-
DFW
1 stop15h 25m
United Airlines
Sun 11/151:50 pm
DFW
-
LIS
1 stop12h 20m
United Airlines
Deal found 5/7$965
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Wed 5/276:45 am
LIS
-
DFW
2 stops21h 46m
United Airlines
Mon 6/88:27 pm
DFW
-
LIS
1 stop29h 53m
United Airlines
Deal found 5/6$966
This KLM deal was found by Cheapflights users on 5/5. 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.
Thu 5/215:55 am
OPO
-
DFW
1 stop13h 40m
KLM
Wed 5/273:45 pm
DFW
-
OPO
1 stop17h 40m
KLM
Deal found 5/5$966
This Delta deal was found by Cheapflights users on 5/7. 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.
Thu 5/215:00 am
OPO
-
DFW
2 stops18h 42m
Delta
Wed 5/2712:17 pm
DFW
-
OPO
2 stops21h 08m
Delta
Deal found 5/7$967
This KLM deal was found by Cheapflights users on 5/5. 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.
Fri 10/25:55 am
OPO
-
DFW
1 stop13h 40m
KLM
Sun 10/118:45 am
DFW
-
OPO
1 stop19h 40m
KLM
Deal found 5/5$969

Find flight deals from Portugal to Dallas/Fort Worth

Keep the following information in mind while searching for Portugal to Dallas/Fort Worth flight deals. Data was last updated May 8, 2026.

Round-trip from

$911
(British Airways)

One-way from

$461
(Kiwi.com)

Popular in

December

Cheapest in

June

Average price

$907
From Portugal to Dallas/Fort Worth
Search Deals
One-way flight from Portugal to Dallas/Fort Worth
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portugal to Dallas/Fort Worth 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 May 8, 2026.
Use the filters below to find and compare flights from Portugal to Dallas/Fort Worth Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 5/21

6:00 am-8:25 pm

2 stops20h 25m

Dallas/Fort Worth

Wed 5/27

1:00 pm-6:55 am

1 stop11h 55m

$959

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Wed 5/27

5:05 am-2:15 pm

1 stop15h 10m

Dallas/Fort Worth

Mon 6/8

6:00 am-8:20 am

1 stop20h 20m

$960

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Thu 5/21

5:05 am-2:15 pm

1 stop15h 10m

Dallas/Fort Worth

Fri 6/5

6:00 am-8:20 am

1 stop20h 20m

$961

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Thu 5/21

5:05 am-2:15 pm

1 stop15h 10m

Dallas/Fort Worth

Thu 6/4

6:00 am-8:20 am

1 stop20h 20m

$962

LisbonDallas

LIS - DFW

LISDFW

Lisbon Humberto Delgado

Tue 6/2

5:05 am-2:15 pm

1 stop15h 10m

Dallas/Fort Worth

Sat 6/13

6:01 am-8:20 am

1 stop20h 19m

$962

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 5/28

5:00 am-8:02 pm

2 stops21h 02m

Dallas/Fort Worth

Tue 6/2

1:58 pm-3:25 pm

2 stops19h 27m

$966

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 5/21

5:55 am-1:35 pm

1 stop13h 40m

Dallas/Fort Worth

Wed 5/27

3:45 pm-3:25 pm

1 stop17h 40m

$966

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 5/28

5:55 am-1:35 pm

1 stop13h 40m

Dallas/Fort Worth

Tue 6/2

3:45 pm-3:25 pm

1 stop17h 40m

$967

PortoDallas

OPO - DFW

OPODFW

Porto

Thu 5/21

5:00 am-5:42 pm

2 stops18h 42m

Dallas/Fort Worth

Wed 5/27

12:17 pm-3:25 pm

2 stops21h 08m

$967
Quickest round-trip

PortoDallas

OPO - DFW

OPODFW

Porto

Fri 10/2

5:55 am-1:35 pm

1 stop13h 40m

Dallas/Fort Worth

Sun 10/11

1:18 pm-10:25 am

2 stops15h 07m

$969

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/6

Showing 1-10 of 29 resultsSorted by cheapest first
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Best time to book a flight from Portugal to Dallas/Fort Worth

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

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

Currently, May is the cheapest month in which you can book a flight from Portugal to Dallas/Fort Worth Airport (average of $313). Flying from Portugal to Dallas/Fort Worth Airport in June is currently the most expensive (average of $793). 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 Dallas/Fort Worth. 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/Fort Worth Airport?

    For as low as $966, United Airlines can have you in Dallas/Fort Worth Airport from Portugal in 13h 40m. There are 4688 mi between Portugal and Dallas/Fort Worth Airport. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $500 on American Airlines. Other airlines that offer cheap prices include Iberia from $534 and British Airways from $560 one-way.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Portugal to Dallas/Fort Worth Airport (average of $313). Flying from Portugal to Dallas/Fort Worth Airport in June is currently the most expensive (average of $793). 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

Traveling to a place near Dallas/Fort Worth Airport?

Book flights to Dallas/Fort Worth Airport if you plan to visit one of these locations
Fort Worth
Rockwall
Arlington
Garland
Allen
Frisco
Plano
Grapevine
Cedar Hill
Denton
McKinney
Burleson
Mansfield
Richardson
Sherman
Cleburne
Hillsboro
Weatherford
Lewisville
Granbury

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