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Lisbon

$288+ 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LIS
May 5 — May 121
Mon 5/5
Mon 5/12
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 34 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 April 30, 2025.

Round-trip from

$682
(Cheapflightsfares)

One-way from

$288
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$685
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. 15% potential increase in price ($138 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 30, 2025.

This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/207:00 amDFW - LIS
1 stop19h 00mDelta
Mon 9/2910:00 amLIS - DFW
1 stop31h 39mDelta
Deal found 4/29$666
This Air Canada deal was found by Cheapflights users on 4/29. 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.
Fri 9/197:25 pmDFW - LIS
2 stops57h 40mAir Canada
Tue 9/3012:55 pmLIS - DFW
2 stops35h 57mAir Canada
Deal found 4/29$668
This Lufthansa deal was found by Cheapflights users on 4/29. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/183:50 pmDFW - LIS
1 stop24h 15mLufthansa
Thu 10/25:05 amLIS - DFW
2 stops23h 10mLufthansa
Deal found 4/29$673
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Fri 11/217:15 amDFW - LIS
1 stop20h 05mUnited Airlines
Sat 11/2911:00 amLIS - DFW
2 stops27h 34mUnited Airlines
Deal found 4/28$681
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/159:40 pmDFW - LIS
1 stop12h 25mIberia
Wed 8/66:35 amLIS - DFW
1 stop15h 35mIberia
Deal found 4/29$682
This British Airways deal was found by Cheapflights users on 4/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/199:40 pmDFW - LIS
1 stop16h 25mMultiple Airlines
Sat 7/2611:05 amLIS - DFW
1 stop16h 31mMultiple Airlines
Deal found 4/29$699
This Finnair deal was found by Cheapflights users on 4/29. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/3010:59 pmDFW - LIS
1 stop18h 11mFinnair
Wed 7/96:35 amLIS - DFW
1 stop15h 40mFinnair
Deal found 4/29$701
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/159:40 pmDFW - LIS
1 stop14h 45mAmerican Airlines
Wed 7/3011:05 amLIS - DFW
2 stops14h 32mAmerican Airlines
Deal found 4/30$702
This British Airways deal was found by Cheapflights users on 4/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:15 pmDFW - LIS
1 stop14h 45mBritish Airways
Sun 12/287:05 amLIS - DFW
1 stop18h 05mBritish Airways
Deal found 4/30$715
This KLM deal was found by Cheapflights users on 4/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/212:00 pmDFW - LIS
1 stop16h 45mKLM
Sat 8/912:45 pmLIS - DFW
2 stops17h 36mKLM
Deal found 4/29$741

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 April 30, 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

Tue 7/15

9:40 pm-4:05 pm

1 stop12h 25m

Lisbon Humberto Delgado

Wed 8/6

6:35 am-4:10 pm

1 stop15h 35m

$682

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Sun 7/13

6:45 am-10:45 am

1 stop22h 00m

Lisbon Humberto Delgado

Fri 8/8

12:45 pm-10:46 pm

1 stop16h 01m

$689

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Wed 5/7

7:20 am-9:05 am

1 stop19h 45m

Lisbon Humberto Delgado

Wed 5/14

9:00 am-8:10 pm

1 stop17h 10m

$692

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Sat 7/19

9:40 pm-8:05 pm

1 stop16h 25m

Lisbon Humberto Delgado

Sat 7/26

11:05 am-9:36 pm

1 stop16h 31m

$699

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Mon 6/30

10:59 pm-11:10 pm

1 stop18h 11m

Lisbon Humberto Delgado

Wed 7/9

6:35 am-4:15 pm

1 stop15h 40m

$701

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Mon 7/7

8:05 pm-9:20 am

2 stops31h 15m

Lisbon Humberto Delgado

Wed 7/16

12:50 pm-6:28 pm

2 stops35h 38m

$722

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Sun 6/29

7:55 pm-11:05 am

1 stop33h 10m

Lisbon Humberto Delgado

Fri 7/11

12:55 pm-1:14 pm

2 stops30h 19m

$724

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Mon 7/7

11:47 am-12:45 pm

2 stops18h 58m

Lisbon Humberto Delgado

Mon 8/4

7:15 am-4:05 pm

1 stop14h 50m

$760

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 7/1

4:18 pm-9:50 pm

2 stops23h 32m

Lisbon Humberto Delgado

Fri 7/11

5:05 am-2:05 pm

1 stop15h 00m

$771

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Mon 5/12

2:35 pm-2:45 pm

2 stops18h 10m

Lisbon Humberto Delgado

Thu 5/22

5:55 am-10:45 pm

2 stops46h 50m

$823

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

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 April 25, 2025.

The best time to book flights from Irving to Lisbon is 34 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 $1,178). 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 April 30, 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.

Rainfall in Lisbon by month

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

In terms of precipitation, rainfall in Lisbon 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 Lisbon when rainfall is around 0.2 in.

Temperature in Lisbon by month

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

If weather is an important factor for your trip to Lisbon, 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 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 April 30, 2025.
To help decide which airline to fly from Irving to Lisbon, see what other customers have to say about Delta, KLM and Finnair. 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
7,934 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,446 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • 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 United Airlines ($288), Finnair ($289), and British Airways ($293).

  • 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 $1,178). 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 Irving?

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

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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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$531Average$718FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$541Average$771FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$570Average$830FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$573Average$772FlexibilityNo cancel feeOn-time70%
IberiaCheapest$574Average$789FlexibilityNo cancel feeOn-time77%
KLMCheapest$586Average$723FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$589Average$818FlexibilityNo cancel feeOn-time69%
DeltaCheapest$605Average$791FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$612Average$788FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$615Average$746FlexibilityNo cancel feeOn-time77%

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