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Portugal

$270+ Cheap flights from Dallas 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LIS
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Dallas to Portugal

Keep the following information in mind while searching for Dallas to Portugal flight deals. Data was last updated junio 12, 2025.

Round-trip from

$625
(Air Canada)

One-way from

$270
(Air Canada)

Popular in

June

Cheapest in

February

Average price

$898
From Dallas to Portugal
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One-way flight from Dallas 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 June 2025
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Find flight deals from Dallas to Portugal

Cheapest flights from Dallas to Portugal
Explore the most affordable flight options available from Dallas to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Air Canada deal was found by Cheapflights users on 6/11. 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.
mar. 10/149:25 amDFW - OPO
2 stops20h 05mAir Canada
sáb. 10/256:00 amOPO - DFW
2 stops21h 38mAir Canada
Deal found 6/11$625
This Iberia deal was found by Cheapflights users on 6/11. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/148:53 amDFW - OPO
2 stops16h 42mIberia
lun. 10/2712:25 pmOPO - DFW
1 stop23h 05mIberia
Deal found 6/11$628
This United Airlines deal was found by Cheapflights users on 6/11. 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. 8/169:25 amDFW - OPO
1 stop18h 10mUnited Airlines
jue. 8/2812:10 pmOPO - DFW
1 stop15h 25mUnited Airlines
Deal found 6/11$639
This Delta deal was found by Cheapflights users on 6/11. 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.
mar. 10/143:50 pmDFW - OPO
1 stop17h 40mDelta
jue. 10/234:20 pmOPO - DFW
1 stop27h 15mDelta
Deal found 6/11$654
This American Airlines deal was found by Cheapflights users on 6/12. 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.
lun. 8/49:40 pmDFW - OPO
1 stop12h 15mAmerican Airlines
mié. 8/208:15 amOPO - DFW
1 stop17h 55mAmerican Airlines
Deal found 6/12$657
This Orbitz deal was found by Cheapflights users on 6/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/92:42 pmDFW - OPO
2 stops23h 53mBritish Airways
mié. 8/208:15 amOPO - DFW
1 stop17h 55mBritish Airways
Deal found 6/11$658
This Delta deal was found by Cheapflights users on 6/9. 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.
dom. 11/2311:20 amDFW - LIS
2 stops15h 40mDelta
vie. 11/2811:15 amLIS - DFW
2 stops18h 53mDelta
Deal found 6/9$666
This United Airlines deal was found by Cheapflights users on 6/11. 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. 12/235:35 pmDFW - LIS
1 stop33h 45mUnited Airlines
dom. 1/411:55 amLIS - DFW
2 stops16h 52mUnited Airlines
Deal found 6/11$668
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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.
mar. 9/27:45 pmDFW - LIS
1 stop13h 45mMultiple Airlines
mar. 9/912:30 pmLIS - DFW
1 stop13h 40mMultiple Airlines
Deal found 6/12$669
This Virgin Atlantic deal was found by Cheapflights users on 6/11. 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. 8/41:24 pmDFW - LIS
2 stops15h 21mVirgin Atlantic
mié. 8/2010:00 amLIS - DFW
2 stops17h 30mVirgin Atlantic
Deal found 6/11$670
This Delta deal was found by Cheapflights users on 6/12. 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. 12/248:00 amDAL - LIS
2 stops19h 00mDelta
mar. 12/3011:15 amLIS - DAL
2 stops29h 57mDelta
Deal found 6/12$675
This Lufthansa deal was found by Cheapflights users on 6/11. 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. 8/164:18 pmDFW - OPO
2 stops24h 27mLufthansa
vie. 8/296:00 amOPO - DFW
2 stops22h 15mLufthansa
Deal found 6/11$676

Cheapflights Fare Finder

Customize your flight search to find flights from Dallas 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 junio 12, 2025.
Use the filters below to find and compare flights from Dallas to Portugal that are best for you.

Fly from

Dallas

Fly to

Portugal

Route

Depart

Return

Price

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

mar. 10/14

9:25 am-11:30 am

2 stops20h 05m

Porto

sáb. 10/25

6:00 am-9:38 pm

2 stops21h 38m

$625

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

mar. 10/14

8:53 am-7:35 am

2 stops16h 42m

Porto

lun. 10/27

12:25 pm-6:30 am

1 stop23h 05m

$628

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

sáb. 8/16

9:25 am-9:35 am

1 stop18h 10m

Porto

jue. 8/28

12:10 pm-9:35 pm

1 stop15h 25m

$639

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

mar. 10/14

3:50 pm-3:30 pm

1 stop17h 40m

Porto

jue. 10/23

4:20 pm-1:35 pm

1 stop27h 15m

$654

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

lun. 8/4

9:40 pm-3:55 pm

1 stop12h 15m

Porto

mié. 8/20

8:15 am-8:10 pm

1 stop17h 55m

$657

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

sáb. 8/9

2:42 pm-8:35 pm

2 stops23h 53m

Porto

mié. 8/20

8:15 am-8:10 pm

1 stop17h 55m

$658

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

jue. 9/4

9:25 am-9:20 am

1 stop17h 55m

Lisbon Humberto Delgado

lun. 9/8

11:25 am-6:27 pm

2 stops37h 02m

$668

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

mar. 9/2

7:45 pm-3:30 pm

1 stop13h 45m

Lisbon Humberto Delgado

mar. 9/9

12:30 pm-8:10 pm

1 stop13h 40m

$669

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

lun. 8/4

1:24 pm-10:45 am

2 stops15h 21m

Lisbon Humberto Delgado

mié. 8/20

10:00 am-9:30 pm

2 stops17h 30m

$670

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

mar. 7/15

7:55 pm-11:05 am

1 stop33h 10m

Lisbon Humberto Delgado

mar. 7/22

11:25 am-9:40 pm

1 stop16h 15m

$675

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 55 results
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Best time to book a flight from Dallas to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from Dallas to Portugal (average of $612). Flying from Dallas to Portugal in June is currently the most expensive (average of $1,136). 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 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 junio 12, 2025.

When flying from Dallas 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.

Rainfall in Portugal by month

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

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

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

If weather is an important factor for your trip to Portugal, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 junio 12, 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from Dallas to Portugal by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

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!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

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
1,290 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

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!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

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!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

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 to Portugal. 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 Dallas to Portugal one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $270. British Airways flights start at $287 while deals on United Airlines start at $304 one-way.

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

    While some choose either Dallas Love Field - Lisbon Humberto Delgado or Dallas/Fort Worth - Porto, Dallas/Fort Worth - Lisbon Humberto Delgado is the most popular route from Dallas to Portugal.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dallas 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 to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Dallas to Portugal (average of $612). Flying from Dallas to Portugal in June is currently the most expensive (average of $1,136). 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 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 to Portugal

Discover the top 10 airlines that operate flights from Dallas 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$531Average$721FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$541Average$771FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$542Average$785FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$546Average$845FlexibilityNo cancel feeOn-time71%
DeltaCheapest$550Average$820FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$560Average$791FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$575Average$1,017FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$577Average$711FlexibilityNo cancel feeOn-time77%
KLMCheapest$586Average$724FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$611Average$790FlexibilityNo cancel feeOn-time67%

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