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Portugal

$233+ Cheap flights from Irving, TX 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LIS
ago. 5 — ago. 121
mar. 8/5
mar. 8/12
1 adult, Economy
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Cheap flight deals from Irving to Portugal

Keep the following information in mind while searching for Irving to Portugal flight deals. Data was last updated julio 31, 2025.

Round-trip from

$587
(oojo)

One-way from

$233
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$801
From Irving to Portugal
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One-way flight from Irving to Portugal
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Highest demand for flights based on searches. 11% potential increase in price ($98 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 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 Irving to Portugal

Cheapest flights from Irving to Portugal
Explore the most affordable flight options available from Irving to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

This United Airlines deal was found by Cheapflights users on 7/31. 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. 11/2312:10 pmDFW - OPO
2 stops15h 20mUnited Airlines
lun. 12/112:30 pmOPO - DFW
1 stop31h 55mUnited Airlines
Deal found 7/31$603
This Iberia deal was found by Cheapflights users on 7/31. 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.
jue. 9/259:45 pmDFW - FNC
1 stop31h 50mIberia
jue. 10/91:05 pmFNC - DFW
1 stop37h 05mIberia
Deal found 7/31$610
This Lufthansa deal was found by Cheapflights users on 7/31. 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.
dom. 11/234:15 pmDFW - OPO
1 stop17h 00mLufthansa
lun. 12/112:30 pmOPO - DFW
1 stop31h 55mLufthansa
Deal found 7/31$620
This United Airlines deal was found by Cheapflights users on 7/31. 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. 10/149:25 amDFW - LIS
2 stops19h 40mUnited Airlines
jue. 10/2311:25 amLIS - DFW
3 stops38h 26mUnited Airlines
Deal found 7/31$631
This Air Canada deal was found by Cheapflights users on 7/29. 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.
mié. 11/193:45 pmDFW - LIS
2 stops17h 05mAir Canada
vie. 11/285:00 amLIS - DFW
2 stops22h 32mAir Canada
Deal found 7/29$632
This Expedia deal was found by Cheapflights users on 7/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/510:16 amDFW - OPO
2 stops15h 24mIberia
mar. 11/118:40 pmOPO - DFW
1 stop26h 20mIberia
Deal found 7/31$633
This CheapOair deal was found by Cheapflights users on 7/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/19:35 pmDFW - LIS
1 stop19h 55mBritish Airways
lun. 11/103:50 pmLIS - DFW
2 stops29h 10mBritish Airways
Deal found 7/31$634
This KAYAK deal was found by Cheapflights users on 7/29. 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.
jue. 10/93:50 pmDFW - LIS
1 stop24h 15mLufthansa
jue. 10/305:00 amLIS - DFW
2 stops42h 29mLufthansa
Deal found 7/29$637
This Expedia deal was found by Cheapflights users on 7/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/229:15 pmDFW - LIS
2 stops16h 50mMultiple Airlines
sáb. 11/296:40 pmLIS - DFW
2 stops33h 10mMultiple Airlines
Deal found 7/30$639
This Delta deal was found by Cheapflights users on 7/31. 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. 11/237:00 amDFW - OPO
2 stops21h 30mDelta
lun. 12/111:25 amOPO - DFW
2 stops37h 10mDelta
Deal found 7/31$639
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/135:51 pmDFW - LIS
2 stops18h 49mDelta
lun. 10/275:00 amLIS - DFW
2 stops21h 48mDelta
Deal found 7/30$640
This Air Canada deal was found by Cheapflights users on 7/31. 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. 9/238:15 pmDFW - OPO
2 stops31h 05mAir Canada
mar. 10/76:00 amOPO - DFW
2 stops22h 23mAir Canada
Deal found 7/31$643

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irving 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 julio 31, 2025.
Use the filters below to find and compare flights from Irving to Portugal that are best for you.

Fly from

Irving

Fly to

Portugal

Route

Depart

Return

Price

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

dom. 11/23

12:10 pm-9:30 am

2 stops15h 20m

Porto

lun. 12/1

12:30 pm-2:25 pm

1 stop31h 55m

$603

DallasFunchal

DFW - FNC

DFWFNC

Dallas/Fort Worth

jue. 9/25

9:45 pm-11:35 am

1 stop31h 50m

Funchal Madeira

jue. 10/9

1:05 pm-8:10 pm

1 stop37h 05m

$610

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

dom. 11/23

4:15 pm-3:15 pm

1 stop17h 00m

Porto

lun. 12/1

12:30 pm-2:25 pm

1 stop31h 55m

$620

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

mar. 10/14

9:25 am-11:05 am

2 stops19h 40m

Lisbon Humberto Delgado

jue. 10/23

11:25 am-7:51 pm

3 stops38h 26m

$631

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

mié. 11/19

3:45 pm-2:50 pm

2 stops17h 05m

Lisbon Humberto Delgado

vie. 11/28

5:00 am-9:32 pm

2 stops22h 32m

$632

DallasPorto

DFW - OPO

DFWOPO

Dallas/Fort Worth

mié. 11/5

10:16 am-7:40 am

2 stops15h 24m

Porto

mar. 11/11

8:40 pm-5:00 pm

1 stop26h 20m

$633

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

sáb. 11/1

9:35 pm-10:30 pm

1 stop19h 55m

Lisbon Humberto Delgado

lun. 11/10

3:50 pm-3:00 pm

2 stops29h 10m

$634

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

jue. 10/9

3:50 pm-10:05 pm

1 stop24h 15m

Lisbon Humberto Delgado

jue. 10/30

5:00 am-6:29 pm

2 stops42h 29m

$637

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

jue. 1/15

5:20 pm-6:05 pm

1 stop18h 45m

Lisbon Humberto Delgado

dom. 1/25

8:45 pm-5:00 pm

1 stop26h 15m

$638

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

sáb. 11/22

9:15 pm-8:05 pm

2 stops16h 50m

Lisbon Humberto Delgado

sáb. 11/29

6:40 pm-9:50 pm

2 stops33h 10m

$639

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 41 results
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Best time to book a flight from Irving to Portugal

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

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

Currently, January is the cheapest month in which you can book a flight from Irving to Portugal (average of $612). Flying from Irving to Portugal in June is currently the most expensive (average of $1,129). 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 1RV to PT?

Find hourly flight availability from Irving 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 julio 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irving to Portugal as you normally would.

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 julio 31, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and SWISS from Irving to Portugal to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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
1,383 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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
1,686 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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!
Turkish Airlines
7.3
Good
3,933 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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 Irving 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 Irving 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 Air Canada from $234 and Brussels Airlines from $236 one-way.

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

    The most popular flight routes from Irving to Portugal are Dallas/Fort Worth - Lisbon Humberto Delgado, Dallas/Fort Worth - Porto and Dallas/Fort Worth - Ponta Delgada Nordela.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Irving 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 Irving to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Irving to Portugal (average of $612). Flying from Irving to Portugal in June is currently the most expensive (average of $1,129). 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.

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

Discover the top 10 airlines that operate flights from Irving 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 julio 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$532Average$722FlexibilityNo cancel feeOn-time76%
DeltaCheapest$534Average$942FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$541Average$840FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$546Average$771FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$547Average$799FlexibilityNo cancel feeOn-time70%
IberiaCheapest$559Average$759FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$570Average$1,015FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$571Average$708FlexibilityNo cancel feeOn-time77%
KLMCheapest$572Average$727FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$611Average$790FlexibilityNo cancel feeOn-time67%

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