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Lisbon

$270+ 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 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
Tue 6/17
Tue 6/24
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 90 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 June 12, 2025.

Round-trip from

$668
(United Airlines)

One-way from

$270
(Air Canada)

Popular in

June

Cheapest in

February

Average price

$898
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 June 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 June 12, 2025.

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.
Sun 11/2311:20 amDFW - LIS
2 stops15h 40mDelta
Fri 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.
Tue 12/235:35 pmDFW - LIS
1 stop33h 45mUnited Airlines
Sun 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.
Tue 9/27:45 pmDFW - LIS
1 stop13h 45mMultiple Airlines
Tue 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.
Mon 8/41:24 pmDFW - LIS
2 stops15h 21mVirgin Atlantic
Wed 8/2010:00 amLIS - DFW
2 stops17h 30mVirgin Atlantic
Deal found 6/11$670
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/99:25 amDFW - LIS
2 stops19h 40mAir Canada
Mon 10/2012:50 pmLIS - DFW
2 stops38h 53mAir Canada
Deal found 6/12$678
This Finnair deal was found by Cheapflights users on 6/10. 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.
Tue 9/29:30 pmDFW - LIS
1 stop19h 30mFinnair
Sat 9/206:35 amLIS - DFW
1 stop15h 45mFinnair
Deal found 6/10$683
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.
Tue 12/164:28 pmDFW - LIS
2 stops24h 22mLufthansa
Mon 12/223:55 pmLIS - DFW
2 stops60h 39mLufthansa
Deal found 6/11$690
This Iberia deal was found by Cheapflights users on 6/10. 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.
Fri 9/59:40 pmDFW - LIS
1 stop19h 45mIberia
Tue 9/1612:30 pmLIS - DFW
1 stop13h 40mIberia
Deal found 6/10$691
This KAYAK deal was found by Cheapflights users on 6/10. 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.
Tue 7/810:59 pmDFW - LIS
1 stop18h 01mBritish Airways
Tue 7/154:30 pmLIS - DFW
1 stop28h 10mBritish Airways
Deal found 6/10$728

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 June 12, 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

Thu 9/4

9:25 am-9:20 am

1 stop17h 55m

Lisbon Humberto Delgado

Mon 9/8

11:25 am-6:27 pm

2 stops37h 02m

$668

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 9/2

7:45 pm-3:30 pm

1 stop13h 45m

Lisbon Humberto Delgado

Tue 9/9

12:30 pm-8:10 pm

1 stop13h 40m

$669

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Mon 8/4

1:24 pm-10:45 am

2 stops15h 21m

Lisbon Humberto Delgado

Wed 8/20

10:00 am-9:30 pm

2 stops17h 30m

$670

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 7/15

7:55 pm-11:05 am

1 stop33h 10m

Lisbon Humberto Delgado

Tue 7/22

11:25 am-9:40 pm

1 stop16h 15m

$675

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 9/2

9:30 pm-11:00 pm

1 stop19h 30m

Lisbon Humberto Delgado

Sat 9/20

6:35 am-4:20 pm

1 stop15h 45m

$683

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Fri 9/5

9:40 pm-11:25 pm

1 stop19h 45m

Lisbon Humberto Delgado

Tue 9/16

12:30 pm-8:10 pm

1 stop13h 40m

$691

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 9/2

1:23 pm-10:45 am

2 stops15h 22m

Lisbon Humberto Delgado

Tue 9/16

12:45 pm-12:08 am

2 stops17h 23m

$694

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Sun 8/31

12:20 pm-10:45 am

2 stops16h 25m

Lisbon Humberto Delgado

Fri 9/19

12:45 pm-11:37 pm

2 stops16h 52m

$698

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 7/22

11:59 am-8:00 am

1 stop14h 01m

Lisbon Humberto Delgado

Wed 8/13

12:45 pm-10:44 pm

1 stop15h 59m

$706

DallasLisbon

DFW - LIS

DFWLIS

Dallas/Fort Worth

Tue 7/1

7:35 pm-5:55 pm

1 stop16h 20m

Lisbon Humberto Delgado

Thu 7/17

11:05 am-9:22 pm

1 stop16h 17m

$718

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 27 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 June 9, 2025.

The best time to book flights from Irving to Lisbon is 90 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 $1,136). 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 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 June 12, 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 June 12, 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
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

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
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

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
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

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
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

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
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

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 12 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 Air Canada ($270), British Airways ($287), and United Airlines ($304).

  • 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 $1,136). 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

Traveling to a place near Irving?

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

Browse thousands of different options on Cheapflights for your next trip

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$531Average$721FlexibilityNo cancel feeOn-time76%
Virgin AtlanticCheapest$541Average$771FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$549Average$827FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$553Average$734FlexibilityNo cancel feeOn-time70%
IberiaCheapest$560Average$740FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$575Average$814FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$577Average$711FlexibilityNo cancel feeOn-time77%
KLMCheapest$586Average$724FlexibilityNo cancel feeOn-time75%
DeltaCheapest$593Average$782FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$611Average$790FlexibilityNo cancel feeOn-time67%

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