HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Lisbon

$312+ Cheap flights from George Bush Intcntl (IAH) 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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — LIS
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from George Bush Intcntl to Lisbon with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Houston George Bush Intcntl to Lisbon Humberto Delgado are usually found in February or November, booked 32 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from George Bush Intcntl to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$560
(KLM)

One-way from

$312
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$950
Provider with most accurate pricing for Houston George Bush Intcntl-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Lisbon Humberto Delgado flights.
Search Deals
From Houston George Bush Intcntl to Lisbon Humberto Delgado
Search Deals
One-way flight from Houston George Bush Intcntl to Lisbon Humberto Delgado
Search Deals
High demand for flights, 19% potential price rise
Search Deals
Best time to find cheap flights, 2% potential price drop
Search Deals
Average for round-trip flights in December 2024
Search Deals

Find flight deals from George Bush Intcntl to Lisbon

Cheapest flights from George Bush Intcntl to Lisbon
Explore the most affordable flight options available from George Bush Intcntl to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This Air France deal was found by Cheapflights users on 12/17. 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.
Wed 12/253:25 pmIAH - LIS
1 stop13h 10mMultiple Airlines
Thu 1/3010:00 amLIS - IAH
2 stops17h 14mMultiple Airlines
Deal found 12/17$1,042
This KLM deal was found by Cheapflights users on 12/17. 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.
Wed 12/253:25 pmIAH - LIS
1 stop25h 45mKLM
Mon 1/273:25 pmLIS - IAH
1 stop28h 10mKLM
Deal found 12/17$1,045
This Delta deal was found by Cheapflights users on 12/17. 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.
Wed 12/253:25 pmIAH - LIS
1 stop13h 10mDelta
Fri 1/3110:00 amLIS - IAH
2 stops17h 14mDelta
Deal found 12/17$1,046
This British Airways deal was found by Cheapflights users on 12/18. 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.
Wed 12/253:55 pmIAH - LIS
1 stop23h 55mBritish Airways
Mon 12/306:35 pmLIS - IAH
1 stop25h 35mBritish Airways
Deal found 12/18$1,064
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/171:30 pmIAH - LIS
1 stop12h 40mUnited Airlines
Sun 12/225:00 amLIS - IAH
1 stop15h 40mUnited Airlines
Deal found 12/17$1,100
This CheapOair deal was found by Cheapflights users on 12/16. 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.
Fri 12/207:20 amIAH - LIS
1 stop20h 00mAir Canada
Sun 12/2210:50 amLIS - IAH
2 stops41h 28mAir Canada
Deal found 12/16$1,169
This Air France deal was found by Cheapflights users on 12/17. 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.
Tue 12/244:10 pmIAH - LIS
1 stop24h 15mAir France
Thu 1/3010:00 amLIS - IAH
2 stops17h 14mAir France
Deal found 12/17$1,188
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Sat 12/289:51 amIAH - LIS
2 stops17h 14mAmerican Airlines
Tue 12/3111:10 amLIS - IAH
2 stops18h 34mAmerican Airlines
Deal found 12/17$1,355
This SWISS deal was found by Cheapflights users on 12/17. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/224:00 pmIAH - LIS
2 stops25h 05mSWISS
Sun 12/295:35 amLIS - IAH
2 stops39h 05mSWISS
Deal found 12/17$1,441
This Iberia deal was found by Cheapflights users on 12/18. 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.
Sat 12/286:56 pmIAH - LIS
2 stops15h 09mIberia
Mon 12/306:15 amLIS - IAH
2 stops23h 34mIberia
Deal found 12/18$1,488
This Kiwi.com deal was found by Cheapflights users on 12/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/253:55 pmIAH - LIS
1 stop23h 55mFinnair
Sun 12/297:45 amLIS - IAH
2 stops40h 41mFinnair
Deal found 12/18$1,766

Find flights from George Bush Intcntl to Lisbon within your budget

Customize your flight search to find flights from George Bush Intcntl 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 1/14

11:15 am-8:00 am

2 stops14h 45m

Lisbon Humberto Delgado

Wed 1/22

3:25 pm-1:35 pm

1 stop28h 10m

$560

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 1/14

8:25 am-9:15 am

1 stop18h 50m

Lisbon Humberto Delgado

Wed 1/22

11:15 am-9:41 pm

1 stop16h 26m

$561

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Fri 2/28

3:25 pm-2:35 pm

1 stop17h 10m

Lisbon Humberto Delgado

Tue 3/11

5:00 am-5:51 pm

2 stops17h 51m

$562

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 1/14

9:30 am-9:20 am

1 stop17h 50m

Lisbon Humberto Delgado

Thu 1/23

11:00 am-3:28 pm

2 stops34h 28m

$563

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Tue 1/14

5:25 am-8:00 am

2 stops20h 35m

Lisbon Humberto Delgado

Wed 1/22

10:00 am-11:59 pm

2 stops19h 59m

$565

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Sun 2/2

4:10 pm-11:20 am

1 stop13h 10m

Lisbon Humberto Delgado

Sun 2/9

11:25 am-1:35 pm

1 stop32h 10m

$567

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Fri 3/21

5:10 pm-5:30 pm

1 stop19h 20m

Lisbon Humberto Delgado

Fri 3/28

10:55 am-12:08 am

2 stops18h 13m

$571

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Wed 2/26

7:20 am-9:20 am

1 stop20h 00m

Lisbon Humberto Delgado

Sun 3/2

5:00 am-9:14 pm

2 stops22h 14m

$593

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Fri 2/28

1:25 pm-12:10 pm

2 stops16h 45m

Lisbon Humberto Delgado

Tue 3/11

6:30 am-10:26 pm

2 stops20h 56m

$599

HoustonLisbon

IAH - LIS

IAHLIS

Houston George Bush Intcntl

Mon 4/14

9:00 pm-11:10 pm

1 stop20h 10m

Lisbon Humberto Delgado

Tue 4/29

6:35 am-11:23 pm

2 stops22h 48m

$605

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 20 results
1
2

Compare providers for flights from George Bush Intcntl to Lisbon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Lisbon in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Lisbon flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Lisbon flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Lisbon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Lisbon flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Lisbon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from George Bush Intcntl to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from George Bush Intcntl 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.

Travel insights for flights from George Bush Intcntl to Lisbon

Get recent, data-driven insights about flights from George Bush Intcntl to Lisbon including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Houston George Bush Intcntl Airport to Lisbon?

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Lisbon. Price data was last updated on December 13, 2024.

The price you pay for your flight from Houston George Bush Intcntl Airport to Lisbon may vary depending on when you book. For the best chance of a lower fare, look to book 32 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Lisbon?

Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Lisbon (average of $612). Flying from Houston George Bush Intcntl Airport to Lisbon in June is currently the most expensive (average of $1,180). 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 IAH to LIS?

Find hourly flight availability from George Bush Intcntl 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 December 18, 2024.

When flying from Houston George Bush Intcntl Airport to Lisbon, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 13% versus a flight at noon.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to Lisbon?

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

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Lisbon flight should consider departing on Thursday mornings when fares are most often at their lowest. Monday mornings 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 December 18, 2024.
Peruse reviews from past customers who have flown with Delta, Air France and British Airways from Houston to Lisbon to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,604 reviews

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.6

Reviews

1 / 10

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

Delta
8.0
Very good
8,604 reviews
Delta
8.0
Very good
8,604 reviews

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.6

Reviews

1 / 10

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

KLM
7.8
Good
1,349 reviews
Delta
8.0
Very good
8,604 reviews

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.6

Reviews

1 / 10

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

Finnair
7.7
Good
1,285 reviews
Delta
8.0
Very good
8,604 reviews

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.6

Reviews

1 / 10

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

Virgin Atlantic
7.5
Good
668 reviews
Delta
8.0
Very good
8,604 reviews

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.6

Reviews

1 / 10

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

Air France
7.4
Good
1,504 reviews
Delta
8.0
Very good
8,604 reviews

Entertainment

7.9

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.6

Reviews

1 / 10

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 George Bush Intcntl 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 Houston George Bush Intcntl?

    For a flight from Houston George Bush Intcntl to Lisbon, you will be flying into Humberto Delgado. Lisbon Humberto Delgado (LIS) is just 4.2 mi from the center of the city. Humberto Delgado is the only Lisbon airport and it handles 0 inbound flights from Houston George Bush Intcntl per day. 9 airlines have flights to Lisbon Humberto Delgado from Houston George Bush Intcntl on a regular basis.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Lisbon round-trip?

    Flying on KLM is currently your cheapest option to Lisbon, with prices starting at $560. Additional round-trip tickets that might be worth considering are offered by American Airlines and Delta, with the lowest prices starting at $561 and $562, respectively. These flights start at 43% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Lisbon one-way?

    The cheapest airlines for a one-way flight from Houston George Bush Intcntl Airport to Lisbon are Virgin Atlantic ($324), Air France ($336), and Air Canada ($348).

  • Can I find deals for flights from George Bush Intcntl to Lisbon that include hotel bookings?

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

  • How can I find direct flights from George Bush Intcntl to Lisbon?

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

  • Can I find deals for business class flights from George Bush Intcntl to Lisbon?

    Yes. Cheapflights offers flight deals from George Bush Intcntl 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 Houston George Bush Intcntl Airport to Lisbon?

    Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Lisbon (average of $612). Flying from Houston George Bush Intcntl Airport to Lisbon in June is currently the most expensive (average of $1,180). 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

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.

Alternative routes for George Bush Intcntl to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Lisbon flights
Hobby to Porto flights
George Bush Intcntl to Porto flights
Hobby to Funchal flights
George Bush Intcntl to Funchal flights

Top 9 airlines flying from George Bush Intcntl to Lisbon

Discover the top 9 airlines that operate flights from George Bush Intcntl 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$562Average$1,095FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$578Average$1,101FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$585Average$872FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$638Average$1,139FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$656Average$799FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$669Average$1,071FlexibilityNo cancel feeOn-time77%
KLMCheapest$715Average$952FlexibilityNo cancel feeOn-time75%
DeltaCheapest$715Average$1,159FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$725Average$1,459FlexibilityNo cancel feeOn-time76%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.