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Lisbon

$221+ Cheap flights from Irving, TX to Lisbon (LIS)

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LIS
oct. 11 — oct. 181
sam. 10/11
sam. 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Irving to Lisbon Humberto Delgado are usually found in February or October, booked 84 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from Irving to Lisbon

Keep the following information in mind while searching for Irving to Lisbon flight deals. Data was last updated septembre 11, 2025.

Round-trip from

$594
(Air France)

One-way from

$221
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$781
From Irving to Lisbon Humberto Delgado
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One-way flight from Irving to Lisbon Humberto Delgado
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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 Irving to Lisbon

Cheapest flights from Irving to Lisbon
Explore the most affordable flight options available from Irving to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 11, 2025.

This Air Canada deal was found by Cheapflights users on 9/11. 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.
ven. 12/127:17 pmDFW - LIS
2 stops31h 38mAir Canada
mer. 12/2411:00 amLIS - DFW
2 stops39h 59mAir Canada
Deal found 9/11$579
This Delta deal was found by Cheapflights users on 9/11. 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.
ven. 12/125:25 pmDFW - LIS
1 stop32h 35mDelta
mer. 12/2411:15 amLIS - DFW
1 stop30h 23mDelta
Deal found 9/11$584
This Air Canada deal was found by Cheapflights users on 9/11. 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.
jeu. 12/1112:20 pmDFW - LIS
1 stop15h 00mAir Canada
lun. 12/2211:20 amLIS - DFW
2 stops41h 46mAir Canada
Deal found 9/11$585
This KLM deal was found by Cheapflights users on 9/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 10/1812:10 pmDFW - LIS
1 stop16h 35mMultiple Airlines
mar. 10/2812:20 pmLIS - DFW
1 stop31h 40mMultiple Airlines
Deal found 9/11$587
This FlightHub deal was found by Cheapflights users on 9/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/103:45 pmDFW - LIS
1 stop11h 10mAir Canada
lun. 12/2211:20 amLIS - DFW
1 stop16h 12mAir Canada
Deal found 9/11$588
This United Airlines deal was found by Cheapflights users on 9/11. 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.
ven. 10/249:25 amDFW - LIS
1 stop16h 55mUnited Airlines
sam. 11/85:00 amLIS - DFW
2 stops35h 08mUnited Airlines
Deal found 9/11$589
This Air Canada deal was found by Cheapflights users on 9/11. 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.
jeu. 11/2712:20 pmDFW - LIS
1 stop15h 00mAir Canada
sam. 12/611:20 amLIS - DFW
1 stop15h 49mAir Canada
Deal found 9/11$590
This Air Canada deal was found by Cheapflights users on 9/11. 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.
ven. 12/127:17 pmDFW - LIS
2 stops31h 38mAir Canada
mar. 12/2311:20 amLIS - DFW
1 stop15h 49mAir Canada
Deal found 9/11$591
This United Airlines deal was found by Cheapflights users on 9/11. 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.
jeu. 12/1112:20 pmDFW - LIS
1 stop15h 00mUnited Airlines
sam. 12/2011:20 amLIS - DFW
1 stop15h 49mUnited Airlines
Deal found 9/11$592
This Gotogate deal was found by Cheapflights users on 9/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/249:25 amDFW - LIS
1 stop16h 55mAir Canada
sam. 11/85:00 amLIS - DFW
2 stops22h 32mAir Canada
Deal found 9/11$593
This Air France deal was found by Cheapflights users on 9/11. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/23:50 pmDFW - LIS
1 stop35h 00mAir France
jeu. 10/95:40 amLIS - DFW
1 stop13h 55mAir France
Deal found 9/11$594
This Air France deal was found by Cheapflights users on 9/11. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/93:50 pmDFW - LIS
1 stop35h 00mAir France
mar. 10/146:50 pmLIS - DFW
1 stop24h 45mAir France
Deal found 9/11$595

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irving to Lisbon 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 septembre 11, 2025.
Use the filters below to find and compare flights from Irving to Lisbon that are best for you.

Fly from

Irving

Fly to

Lisbon

Route

Depart

Return

Price

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

jeu. 10/23

11:25 am-10:45 am

1 stop17h 20m

Lisbon Humberto Delgado

dim. 11/2

5:30 am-3:00 pm

1 stop14h 30m

$612

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

mer. 12/31

11:22 am-11:20 am

2 stops17h 58m

Lisbon Humberto Delgado

mer. 1/7

5:00 am-9:24 pm

2 stops22h 24m

$613

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

mar. 10/14

3:50 pm-10:05 pm

1 stop24h 15m

Lisbon Humberto Delgado

sam. 10/25

5:05 am-2:05 pm

1 stop15h 00m

$618

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

ven. 10/31

5:05 pm-11:20 am

1 stop13h 15m

Lisbon Humberto Delgado

dim. 11/9

5:30 am-2:00 pm

1 stop14h 30m

$627

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

sam. 10/18

3:50 pm-3:25 pm

1 stop17h 35m

Lisbon Humberto Delgado

sam. 10/25

5:05 am-2:05 pm

1 stop15h 00m

$628

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

lun. 12/29

4:55 pm-3:25 pm

1 stop16h 30m

Lisbon Humberto Delgado

lun. 1/5

11:05 am-8:00 pm

1 stop14h 55m

$629

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

mer. 9/24

7:15 am-8:50 am

2 stops19h 35m

Lisbon Humberto Delgado

ven. 10/10

5:40 am-1:35 pm

1 stop13h 55m

$637

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

ven. 10/31

5:05 pm-11:20 am

1 stop13h 15m

Lisbon Humberto Delgado

sam. 11/8

12:20 pm-2:00 pm

1 stop31h 40m

$640

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

mer. 10/8

3:50 pm-2:50 pm

1 stop17h 00m

Lisbon Humberto Delgado

ven. 10/31

11:25 am-10:18 am

2 stops27h 53m

$643

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

ven. 10/10

6:59 pm-10:45 am

1 stop33h 46m

Lisbon Humberto Delgado

mar. 10/21

12:10 pm-1:35 pm

1 stop31h 25m

$643

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 23 results
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Best time to book a flight from Irving to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon 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 Lisbon

How far ahead should I book a flight from Irving to Lisbon?

Use this chart to determine the optimal time to book a round-trip flight from Irving to Lisbon. Price data was last updated on August 29, 2025.

The best time to book flights from Irving to Lisbon is 84 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Irving to Lisbon (average of $612). Flying from Irving to Lisbon 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 1RV to LIS?

Find hourly flight availability from Irving to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septembre 11, 2025.

When flying from Irving to Lisbon, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Irving to Lisbon?

Use this chart to determine the cheapest time to fly round-trip from Irving to Lisbon. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Irving to Lisbon flight should consider departing on Monday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated septembre 11, 2025.
Read through reviews of airlines operating flights from Irving to Lisbon, such as Delta, Finnair, and United Airlines. 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
7,960 reviews

Crew

8.5

Boarding

8.2

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

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
1,323 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

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
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

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
7,960 reviews

Crew

8.5

Boarding

8.2

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
7,361 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

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 Irving to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Lisbon from Irving?

    Most people fly into Lisbon Humberto Delgado (LIS) if they book a flight to Lisbon from Irving. On average, Humberto Delgado has 0 inbound flights from Irving per day from 11 airlines. Lisbon Humberto Delgado is conveniently located just 4.2 mi from Lisbon’s city center.

  • How long is the flight from Irving to Lisbon?

    Departing from Irving to Lisbon will take you 17h 35m. The distance from Irving to Lisbon is about 4740 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Irving to Lisbon one-way?

    The cheapest airlines for a one-way flight from Irving to Lisbon are Air Canada ($233), United Airlines ($233), and KLM ($238).

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Irving to Lisbon (average of $612). Flying from Irving to Lisbon 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

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Sintra
Fátima
Oeiras
Beja
Nazaré
Ericeira
Costa da Caparica
Torres Vedras
Sesimbra
Colares

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Irving to Lisbon

Discover the top 10 airlines that operate flights from Irving to Lisbon. 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 septembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$532Average$722FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$539Average$737FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$540Average$835FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$546Average$771FlexibilityNo cancel feeOn-time72%
IberiaCheapest$560Average$714FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$564Average$801FlexibilityNo cancel feeOn-time69%
KLMCheapest$572Average$725FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$577Average$709FlexibilityNo cancel feeOn-time77%
DeltaCheapest$578Average$793FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$589Average$784FlexibilityNo cancel feeOn-time67%

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